201990904773

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{418200631}}^1$

素因数の和:418200664

約数の個数: 16

約数和(自身を含む): 321178085376

約数和(自身を除く): 119187180603

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 418200631, 1254601893, 2927404417, 8782213251, 9618614513, 28855843539, 67330301591, 201990904773]

約数ペア:

[(1, 201990904773), (3, 67330301591), (7, 28855843539), (21, 9618614513), (23, 8782213251), (69, 2927404417), (161, 1254601893), (483, 418200631)]