289920861

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{359}}^1\times {\mathrm{1471}}^1$

素因数の和:1897

約数の個数: 24

約数和(自身を含む): 427115520

約数和(自身を除く): 137194659

約数列:

[1, 3, 9, 61, 183, 359, 549, 1077, 1471, 3231, 4413, 13239, 21899, 65697, 89731, 197091, 269193, 528089, 807579, 1584267, 4752801, 32213429, 96640287, 289920861]

約数ペア:

[(1, 289920861), (3, 96640287), (9, 32213429), (61, 4752801), (183, 1584267), (359, 807579), (549, 528089), (1077, 269193), (1471, 197091), (3231, 89731), (4413, 65697), (13239, 21899)]