2475781

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:145

約数の個数: 24

約数和(自身を含む): 3234560

約数和(自身を除く): 758779

約数列:

[1, 7, 11, 37, 77, 79, 121, 259, 407, 553, 847, 869, 2849, 2923, 4477, 6083, 9559, 20461, 31339, 32153, 66913, 225071, 353683, 2475781]

約数ペア:

[(1, 2475781), (7, 353683), (11, 225071), (37, 66913), (77, 32153), (79, 31339), (121, 20461), (259, 9559), (407, 6083), (553, 4477), (847, 2923), (869, 2849)]