31275370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{4099}}^1$

素因数の和:4222

約数の個数: 32

約数和(自身を含む): 64944000

約数和(自身を除く): 33668630

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 109, 218, 545, 763, 1090, 1526, 3815, 4099, 7630, 8198, 20495, 28693, 40990, 57386, 143465, 286930, 446791, 893582, 2233955, 3127537, 4467910, 6255074, 15637685, 31275370]

約数ペア:

[(1, 31275370), (2, 15637685), (5, 6255074), (7, 4467910), (10, 3127537), (14, 2233955), (35, 893582), (70, 446791), (109, 286930), (218, 143465), (545, 57386), (763, 40990), (1090, 28693), (1526, 20495), (3815, 8198), (4099, 7630)]