2171775

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{1259}}^1$

素因数の和:1295

約数の個数: 24

約数和(自身を含む): 3749760

約数和(自身を除く): 1577985

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 345, 575, 1259, 1725, 3777, 6295, 18885, 28957, 31475, 86871, 94425, 144785, 434355, 723925, 2171775]

約数ペア:

[(1, 2171775), (3, 723925), (5, 434355), (15, 144785), (23, 94425), (25, 86871), (69, 31475), (75, 28957), (115, 18885), (345, 6295), (575, 3777), (1259, 1725)]