31746904

素因数分解:

$2^3\times 7^2\times {\mathrm{109}}^1\times {\mathrm{743}}^1$

素因数の和:872

約数の個数: 48

約数和(自身を含む): 69973200

約数和(自身を除く): 38226296

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 109, 196, 218, 392, 436, 743, 763, 872, 1486, 1526, 2972, 3052, 5201, 5341, 5944, 6104, 10402, 10682, 20804, 21364, 36407, 41608, 42728, 72814, 80987, 145628, 161974, 291256, 323948, 566909, 647896, 1133818, 2267636, 3968363, 4535272, 7936726, 15873452, 31746904]

約数ペア:

[(1, 31746904), (2, 15873452), (4, 7936726), (7, 4535272), (8, 3968363), (14, 2267636), (28, 1133818), (49, 647896), (56, 566909), (98, 323948), (109, 291256), (196, 161974), (218, 145628), (392, 80987), (436, 72814), (743, 42728), (763, 41608), (872, 36407), (1486, 21364), (1526, 20804), (2972, 10682), (3052, 10402), (5201, 6104), (5341, 5944)]