31047510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79609}}^1$

素因数の和:79632

約数の個数: 32

約数和(自身を含む): 80246880

約数和(自身を除く): 49199370

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 79609, 159218, 238827, 398045, 477654, 796090, 1034917, 1194135, 2069834, 2388270, 3104751, 5174585, 6209502, 10349170, 15523755, 31047510]

約数ペア:

[(1, 31047510), (2, 15523755), (3, 10349170), (5, 6209502), (6, 5174585), (10, 3104751), (13, 2388270), (15, 2069834), (26, 1194135), (30, 1034917), (39, 796090), (65, 477654), (78, 398045), (130, 238827), (195, 159218), (390, 79609)]