9908902

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2251}}^1$

素因数の和:2355

約数の個数: 16

約数和(自身を含む): 15565824

約数和(自身を除く): 5656922

約数列:

[1, 2, 31, 62, 71, 142, 2201, 2251, 4402, 4502, 69781, 139562, 159821, 319642, 4954451, 9908902]

約数ペア:

[(1, 9908902), (2, 4954451), (31, 319642), (62, 159821), (71, 139562), (142, 69781), (2201, 4502), (2251, 4402)]