28774249

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{853}}^1$

素因数の和:1000

約数の個数: 16

約数和(自身を含む): 33886720

約数和(自身を除く): 5112471

約数列:

[1, 7, 61, 79, 427, 553, 853, 4819, 5971, 33733, 52033, 67387, 364231, 471709, 4110607, 28774249]

約数ペア:

[(1, 28774249), (7, 4110607), (61, 471709), (79, 364231), (427, 67387), (553, 52033), (853, 33733), (4819, 5971)]