25678438

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{1931}}^1$

素因数の和:2103

約数の個数: 16

約数和(自身を含む): 39528720

約数和(自身を除く): 13850282

約数列:

[1, 2, 61, 109, 122, 218, 1931, 3862, 6649, 13298, 117791, 210479, 235582, 420958, 12839219, 25678438]

約数ペア:

[(1, 25678438), (2, 12839219), (61, 420958), (109, 235582), (122, 210479), (218, 117791), (1931, 13298), (3862, 6649)]