31402788

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{661}}^1$

素因数の和:812

約数の個数: 48

約数和(自身を含む): 76071744

約数和(自身を除く): 44668956

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 107, 111, 148, 214, 222, 321, 428, 444, 642, 661, 1284, 1322, 1983, 2644, 3959, 3966, 7918, 7932, 11877, 15836, 23754, 24457, 47508, 48914, 70727, 73371, 97828, 141454, 146742, 212181, 282908, 293484, 424362, 848724, 2616899, 5233798, 7850697, 10467596, 15701394, 31402788]

約数ペア:

[(1, 31402788), (2, 15701394), (3, 10467596), (4, 7850697), (6, 5233798), (12, 2616899), (37, 848724), (74, 424362), (107, 293484), (111, 282908), (148, 212181), (214, 146742), (222, 141454), (321, 97828), (428, 73371), (444, 70727), (642, 48914), (661, 47508), (1284, 24457), (1322, 23754), (1983, 15836), (2644, 11877), (3959, 7932), (3966, 7918)]