551721632

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{233}}^1$

素因数の和:323

約数の個数: 144

約数和(自身を含む): 1405325376

約数和(自身を除く): 853603744

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 56, 62, 77, 88, 112, 124, 154, 176, 217, 224, 233, 248, 308, 341, 352, 434, 466, 496, 616, 682, 868, 932, 961, 992, 1232, 1364, 1631, 1736, 1864, 1922, 2387, 2464, 2563, 2728, 3262, 3472, 3728, 3844, 4774, 5126, 5456, 6524, 6727, 6944, 7223, 7456, 7688, 9548, 10252, 10571, 10912, 13048, 13454, 14446, 15376, 17941, 19096, 20504, 21142, 26096, 26908, 28892, 30752, 35882, 38192, 41008, 42284, 50561, 52192, 53816, 57784, 71764, 73997, 76384, 79453, 82016, 84568, 101122, 107632, 115568, 143528, 147994, 158906, 169136, 202244, 215264, 223913, 231136, 287056, 295988, 317812, 338272, 404488, 447826, 556171, 574112, 591976, 635624, 808976, 895652, 1112342, 1183952, 1271248, 1567391, 1617952, 1791304, 2224684, 2367904, 2463043, 2542496, 3134782, 3582608, 4449368, 4926086, 6269564, 7165216, 8898736, 9852172, 12539128, 17241301, 17797472, 19704344, 25078256, 34482602, 39408688, 50156512, 68965204, 78817376, 137930408, 275860816, 551721632]

約数ペア:

[(1, 551721632), (2, 275860816), (4, 137930408), (7, 78817376), (8, 68965204), (11, 50156512), (14, 39408688), (16, 34482602), (22, 25078256), (28, 19704344), (31, 17797472), (32, 17241301), (44, 12539128), (56, 9852172), (62, 8898736), (77, 7165216), (88, 6269564), (112, 4926086), (124, 4449368), (154, 3582608), (176, 3134782), (217, 2542496), (224, 2463043), (233, 2367904), (248, 2224684), (308, 1791304), (341, 1617952), (352, 1567391), (434, 1271248), (466, 1183952), (496, 1112342), (616, 895652), (682, 808976), (868, 635624), (932, 591976), (961, 574112), (992, 556171), (1232, 447826), (1364, 404488), (1631, 338272), (1736, 317812), (1864, 295988), (1922, 287056), (2387, 231136), (2464, 223913), (2563, 215264), (2728, 202244), (3262, 169136), (3472, 158906), (3728, 147994), (3844, 143528), (4774, 115568), (5126, 107632), (5456, 101122), (6524, 84568), (6727, 82016), (6944, 79453), (7223, 76384), (7456, 73997), (7688, 71764), (9548, 57784), (10252, 53816), (10571, 52192), (10912, 50561), (13048, 42284), (13454, 41008), (14446, 38192), (15376, 35882), (17941, 30752), (19096, 28892), (20504, 26908), (21142, 26096)]