645400573558

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{241000961}}^1$

素因数の和:241001079

約数の個数: 16

約数和(自身を含む): 1052692202016

約数和(自身を除く): 407291628458

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 241000961, 482001922, 3133012493, 6266024986, 24823098983, 49646197966, 322700286779, 645400573558]

約数ペア:

[(1, 645400573558), (2, 322700286779), (13, 49646197966), (26, 24823098983), (103, 6266024986), (206, 3133012493), (1339, 482001922), (2678, 241000961)]