27720721779

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1\times {\mathrm{11621}}^1$

素因数の和:12019

約数の個数: 32

約数和(自身を含む): 38987440128

約数和(自身を除く): 11266718349

約数列:

[1, 3, 23, 69, 181, 191, 543, 573, 4163, 4393, 11621, 12489, 13179, 34571, 34863, 103713, 267283, 795133, 801849, 2103401, 2219611, 2385399, 6310203, 6658833, 48378223, 51051053, 145134669, 153153159, 401749591, 1205248773, 9240240593, 27720721779]

約数ペア:

[(1, 27720721779), (3, 9240240593), (23, 1205248773), (69, 401749591), (181, 153153159), (191, 145134669), (543, 51051053), (573, 48378223), (4163, 6658833), (4393, 6310203), (11621, 2385399), (12489, 2219611), (13179, 2103401), (34571, 801849), (34863, 795133), (103713, 267283)]