1899369

素因数分解:

$3^4\times {\mathrm{131}}^1\times {\mathrm{179}}^1$

素因数の和:322

約数の個数: 20

約数和(自身を含む): 2874960

約数和(自身を除く): 975591

約数列:

[1, 3, 9, 27, 81, 131, 179, 393, 537, 1179, 1611, 3537, 4833, 10611, 14499, 23449, 70347, 211041, 633123, 1899369]

約数ペア:

[(1, 1899369), (3, 633123), (9, 211041), (27, 70347), (81, 23449), (131, 14499), (179, 10611), (393, 4833), (537, 3537), (1179, 1611)]