247944945

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{31247}}^1$

素因数の和:31301

約数の個数: 24

約数和(自身を含む): 414723456

約数和(自身を除く): 166778511

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 529, 1587, 2645, 7935, 31247, 93741, 156235, 468705, 718681, 2156043, 3593405, 10780215, 16529663, 49588989, 82648315, 247944945]

約数ペア:

[(1, 247944945), (3, 82648315), (5, 49588989), (15, 16529663), (23, 10780215), (69, 3593405), (115, 2156043), (345, 718681), (529, 468705), (1587, 156235), (2645, 93741), (7935, 31247)]