31071104

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 66646800

約数和(自身を除く): 35575696

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 109, 128, 131, 136, 218, 262, 272, 436, 524, 544, 872, 1048, 1088, 1744, 1853, 2096, 2176, 2227, 3488, 3706, 4192, 4454, 6976, 7412, 8384, 8908, 13952, 14279, 14824, 16768, 17816, 28558, 29648, 35632, 57116, 59296, 71264, 114232, 118592, 142528, 228464, 237184, 242743, 285056, 456928, 485486, 913856, 970972, 1827712, 1941944, 3883888, 7767776, 15535552, 31071104]

約数ペア:

[(1, 31071104), (2, 15535552), (4, 7767776), (8, 3883888), (16, 1941944), (17, 1827712), (32, 970972), (34, 913856), (64, 485486), (68, 456928), (109, 285056), (128, 242743), (131, 237184), (136, 228464), (218, 142528), (262, 118592), (272, 114232), (436, 71264), (524, 59296), (544, 57116), (872, 35632), (1048, 29648), (1088, 28558), (1744, 17816), (1853, 16768), (2096, 14824), (2176, 14279), (2227, 13952), (3488, 8908), (3706, 8384), (4192, 7412), (4454, 6976)]