42047665

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{40237}}^1$

素因数の和:40272

約数の個数: 16

約数和(自身を含む): 57942720

約数和(自身を除く): 15895055

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 40237, 201185, 442607, 764503, 2213035, 3822515, 8409533, 42047665]

約数ペア:

[(1, 42047665), (5, 8409533), (11, 3822515), (19, 2213035), (55, 764503), (95, 442607), (209, 201185), (1045, 40237)]