827216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:159

約数の個数: 40

約数和(自身を含む): 1786344

約数和(自身を除く): 959128

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 97, 104, 164, 194, 208, 328, 388, 533, 656, 776, 1066, 1261, 1552, 2132, 2522, 3977, 4264, 5044, 7954, 8528, 10088, 15908, 20176, 31816, 51701, 63632, 103402, 206804, 413608, 827216]

約数ペア:

[(1, 827216), (2, 413608), (4, 206804), (8, 103402), (13, 63632), (16, 51701), (26, 31816), (41, 20176), (52, 15908), (82, 10088), (97, 8528), (104, 7954), (164, 5044), (194, 4264), (208, 3977), (328, 2522), (388, 2132), (533, 1552), (656, 1261), (776, 1066)]