179215983

素因数分解:

$3^4\times {\mathrm{103}}^1\times {\mathrm{21481}}^1$

素因数の和:21596

約数の個数: 20

約数和(自身を含む): 270329488

約数和(自身を除く): 91113505

約数列:

[1, 3, 9, 27, 81, 103, 309, 927, 2781, 8343, 21481, 64443, 193329, 579987, 1739961, 2212543, 6637629, 19912887, 59738661, 179215983]

約数ペア:

[(1, 179215983), (3, 59738661), (9, 19912887), (27, 6637629), (81, 2212543), (103, 1739961), (309, 579987), (927, 193329), (2781, 64443), (8343, 21481)]