4119921

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1531}}^1$

素因数の和:1573

約数の個数: 24

約数和(自身を含む): 6691776

約数和(自身を除く): 2571855

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 897, 1531, 2691, 4593, 13779, 19903, 35213, 59709, 105639, 179127, 316917, 457769, 1373307, 4119921]

約数ペア:

[(1, 4119921), (3, 1373307), (9, 457769), (13, 316917), (23, 179127), (39, 105639), (69, 59709), (117, 35213), (207, 19903), (299, 13779), (897, 4593), (1531, 2691)]