2427561

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:237

約数の個数: 24

約数和(自身を含む): 3706560

約数和(自身を除く): 1278999

約数列:

[1, 3, 9, 29, 71, 87, 131, 213, 261, 393, 639, 1179, 2059, 3799, 6177, 9301, 11397, 18531, 27903, 34191, 83709, 269729, 809187, 2427561]

約数ペア:

[(1, 2427561), (3, 809187), (9, 269729), (29, 83709), (71, 34191), (87, 27903), (131, 18531), (213, 11397), (261, 9301), (393, 6177), (639, 3799), (1179, 2059)]