408040412

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1583}}^1\times {\mathrm{4957}}^1$

素因数の和:6557

約数の個数: 24

約数和(自身を含む): 769640256

約数和(自身を除く): 361599844

約数列:

[1, 2, 4, 13, 26, 52, 1583, 3166, 4957, 6332, 9914, 19828, 20579, 41158, 64441, 82316, 128882, 257764, 7846931, 15693862, 31387724, 102010103, 204020206, 408040412]

約数ペア:

[(1, 408040412), (2, 204020206), (4, 102010103), (13, 31387724), (26, 15693862), (52, 7846931), (1583, 257764), (3166, 128882), (4957, 82316), (6332, 64441), (9914, 41158), (19828, 20579)]