17978109

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{2447}}^1$

素因数の和:2560

約数の個数: 16

約数和(自身を含む): 25067520

約数和(自身を除く): 7089411

約数列:

[1, 3, 31, 79, 93, 237, 2447, 2449, 7341, 7347, 75857, 193313, 227571, 579939, 5992703, 17978109]

約数ペア:

[(1, 17978109), (3, 5992703), (31, 579939), (79, 227571), (93, 193313), (237, 75857), (2447, 7347), (2449, 7341)]