397351336

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{71261}}^1$

素因数の和:71325

約数の個数: 32

約数和(自身を含む): 808111080

約数和(自身を除く): 410759744

約数列:

[1, 2, 4, 8, 17, 34, 41, 68, 82, 136, 164, 328, 697, 1394, 2788, 5576, 71261, 142522, 285044, 570088, 1211437, 2422874, 2921701, 4845748, 5843402, 9691496, 11686804, 23373608, 49668917, 99337834, 198675668, 397351336]

約数ペア:

[(1, 397351336), (2, 198675668), (4, 99337834), (8, 49668917), (17, 23373608), (34, 11686804), (41, 9691496), (68, 5843402), (82, 4845748), (136, 2921701), (164, 2422874), (328, 1211437), (697, 570088), (1394, 285044), (2788, 142522), (5576, 71261)]