861251048

素因数分解:

$2^3\times 7^3\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:272

約数の個数: 128

約数和(自身を含む): 1987200000

約数和(自身を除く): 1125948952

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 49, 56, 58, 79, 98, 116, 137, 158, 196, 203, 232, 274, 316, 343, 392, 406, 548, 553, 632, 686, 812, 959, 1096, 1106, 1372, 1421, 1624, 1918, 2212, 2291, 2744, 2842, 3836, 3871, 3973, 4424, 4582, 5684, 6713, 7672, 7742, 7946, 9164, 9947, 10823, 11368, 13426, 15484, 15892, 16037, 18328, 19894, 21646, 26852, 27097, 27811, 30968, 31784, 32074, 39788, 43292, 46991, 53704, 54194, 55622, 64148, 75761, 79576, 86584, 93982, 108388, 111244, 112259, 128296, 151522, 187964, 194677, 216776, 222488, 224518, 303044, 313867, 375928, 389354, 449036, 530327, 606088, 627734, 778708, 785813, 898072, 1060654, 1255468, 1362739, 1557416, 1571626, 2121308, 2197069, 2510936, 2725478, 3143252, 3712289, 4242616, 4394138, 5450956, 6286504, 7424578, 8788276, 10901912, 14849156, 15379483, 17576552, 29698312, 30758966, 61517932, 107656381, 123035864, 215312762, 430625524, 861251048]

約数ペア:

[(1, 861251048), (2, 430625524), (4, 215312762), (7, 123035864), (8, 107656381), (14, 61517932), (28, 30758966), (29, 29698312), (49, 17576552), (56, 15379483), (58, 14849156), (79, 10901912), (98, 8788276), (116, 7424578), (137, 6286504), (158, 5450956), (196, 4394138), (203, 4242616), (232, 3712289), (274, 3143252), (316, 2725478), (343, 2510936), (392, 2197069), (406, 2121308), (548, 1571626), (553, 1557416), (632, 1362739), (686, 1255468), (812, 1060654), (959, 898072), (1096, 785813), (1106, 778708), (1372, 627734), (1421, 606088), (1624, 530327), (1918, 449036), (2212, 389354), (2291, 375928), (2744, 313867), (2842, 303044), (3836, 224518), (3871, 222488), (3973, 216776), (4424, 194677), (4582, 187964), (5684, 151522), (6713, 128296), (7672, 112259), (7742, 111244), (7946, 108388), (9164, 93982), (9947, 86584), (10823, 79576), (11368, 75761), (13426, 64148), (15484, 55622), (15892, 54194), (16037, 53704), (18328, 46991), (19894, 43292), (21646, 39788), (26852, 32074), (27097, 31784), (27811, 30968)]