145408039

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{577}}^1$

素因数の和:767

約数の個数: 24

約数和(自身を含む): 175272720

約数和(自身を除く): 29864681

約数列:

[1, 7, 37, 49, 139, 259, 577, 973, 1813, 4039, 5143, 6811, 21349, 28273, 36001, 80203, 149443, 252007, 561421, 1046101, 2967511, 3929947, 20772577, 145408039]

約数ペア:

[(1, 145408039), (7, 20772577), (37, 3929947), (49, 2967511), (139, 1046101), (259, 561421), (577, 252007), (973, 149443), (1813, 80203), (4039, 36001), (5143, 28273), (6811, 21349)]