390040898

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{2309}}^1$

素因数の和:2486

約数の個数: 32

約数和(自身を含む): 646153200

約数和(自身を除く): 256112302

約数列:

[1, 2, 13, 26, 73, 89, 146, 178, 949, 1157, 1898, 2309, 2314, 4618, 6497, 12994, 30017, 60034, 84461, 168557, 168922, 205501, 337114, 411002, 2191241, 2671513, 4382482, 5343026, 15001573, 30003146, 195020449, 390040898]

約数ペア:

[(1, 390040898), (2, 195020449), (13, 30003146), (26, 15001573), (73, 5343026), (89, 4382482), (146, 2671513), (178, 2191241), (949, 411002), (1157, 337114), (1898, 205501), (2309, 168922), (2314, 168557), (4618, 84461), (6497, 60034), (12994, 30017)]