28754607

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{22447}}^1$

素因数の和:22518

約数の個数: 16

約数和(自身を含む): 44536832

約数和(自身を除く): 15782225

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 22447, 67341, 157129, 471387, 1369267, 4107801, 9584869, 28754607]

約数ペア:

[(1, 28754607), (3, 9584869), (7, 4107801), (21, 1369267), (61, 471387), (183, 157129), (427, 67341), (1281, 22447)]