392977995

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{401}}^1\times {\mathrm{827}}^1$

素因数の和:1315

約数の個数: 32

約数和(自身を含む): 639083520

約数和(自身を除く): 246105525

約数列:

[1, 3, 5, 15, 79, 237, 395, 401, 827, 1185, 1203, 2005, 2481, 4135, 6015, 12405, 31679, 65333, 95037, 158395, 195999, 326665, 331627, 475185, 979995, 994881, 1658135, 4974405, 26198533, 78595599, 130992665, 392977995]

約数ペア:

[(1, 392977995), (3, 130992665), (5, 78595599), (15, 26198533), (79, 4974405), (237, 1658135), (395, 994881), (401, 979995), (827, 475185), (1185, 331627), (1203, 326665), (2005, 195999), (2481, 158395), (4135, 95037), (6015, 65333), (12405, 31679)]