290425815

素因数分解:

$3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{28183}}^1$

素因数の和:28423

約数の個数: 24

約数和(自身を含む): 505620960

約数和(自身を除く): 215195145

約数列:

[1, 3, 5, 9, 15, 45, 229, 687, 1145, 2061, 3435, 10305, 28183, 84549, 140915, 253647, 422745, 1268235, 6453907, 19361721, 32269535, 58085163, 96808605, 290425815]

約数ペア:

[(1, 290425815), (3, 96808605), (5, 58085163), (9, 32269535), (15, 19361721), (45, 6453907), (229, 1268235), (687, 422745), (1145, 253647), (2061, 140915), (3435, 84549), (10305, 28183)]