645951292

素因数分解:

$2^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{100741}}^1$

素因数の和:100981

約数の個数: 24

約数和(自身を含む): 1297556960

約数和(自身を除く): 651605668

約数列:

[1, 2, 4, 7, 14, 28, 229, 458, 916, 1603, 3206, 6412, 100741, 201482, 402964, 705187, 1410374, 2820748, 23069689, 46139378, 92278756, 161487823, 322975646, 645951292]

約数ペア:

[(1, 645951292), (2, 322975646), (4, 161487823), (7, 92278756), (14, 46139378), (28, 23069689), (229, 2820748), (458, 1410374), (916, 705187), (1603, 402964), (3206, 201482), (6412, 100741)]