31342155

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1657}}^1$

素因数の和:1775

約数の個数: 32

約数和(自身を含む): 54594624

約数和(自身を除く): 23252469

約数列:

[1, 3, 5, 13, 15, 39, 65, 97, 195, 291, 485, 1261, 1455, 1657, 3783, 4971, 6305, 8285, 18915, 21541, 24855, 64623, 107705, 160729, 323115, 482187, 803645, 2089477, 2410935, 6268431, 10447385, 31342155]

約数ペア:

[(1, 31342155), (3, 10447385), (5, 6268431), (13, 2410935), (15, 2089477), (39, 803645), (65, 482187), (97, 323115), (195, 160729), (291, 107705), (485, 64623), (1261, 24855), (1455, 21541), (1657, 18915), (3783, 8285), (4971, 6305)]