838673998

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1\times {\mathrm{271}}^1$

素因数の和:640

約数の個数: 32

約数和(自身を含む): 1297400832

約数和(自身を除く): 458726834

約数列:

[1, 2, 83, 103, 166, 181, 206, 271, 362, 542, 8549, 15023, 17098, 18643, 22493, 27913, 30046, 37286, 44986, 49051, 55826, 98102, 1547369, 2316779, 3094738, 4071233, 4633558, 5052253, 8142466, 10104506, 419336999, 838673998]

約数ペア:

[(1, 838673998), (2, 419336999), (83, 10104506), (103, 8142466), (166, 5052253), (181, 4633558), (206, 4071233), (271, 3094738), (362, 2316779), (542, 1547369), (8549, 98102), (15023, 55826), (17098, 49051), (18643, 44986), (22493, 37286), (27913, 30046)]