31734690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{81371}}^1$

素因数の和:81394

約数の個数: 32

約数和(自身を含む): 82022976

約数和(自身を除く): 50288286

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 81371, 162742, 244113, 406855, 488226, 813710, 1057823, 1220565, 2115646, 2441130, 3173469, 5289115, 6346938, 10578230, 15867345, 31734690]

約数ペア:

[(1, 31734690), (2, 15867345), (3, 10578230), (5, 6346938), (6, 5289115), (10, 3173469), (13, 2441130), (15, 2115646), (26, 1220565), (30, 1057823), (39, 813710), (65, 488226), (78, 406855), (130, 244113), (195, 162742), (390, 81371)]