2872615

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1$

素因数の和:510

約数の個数: 16

約数和(自身を含む): 3649536

約数和(自身を除く): 776921

約数列:

[1, 5, 31, 43, 155, 215, 431, 1333, 2155, 6665, 13361, 18533, 66805, 92665, 574523, 2872615]

約数ペア:

[(1, 2872615), (5, 574523), (31, 92665), (43, 66805), (155, 18533), (215, 13361), (431, 6665), (1333, 2155)]