81678242

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{30637}}^1$

素因数の和:30713

約数の個数: 16

約数和(自身を含む): 129414912

約数和(自身を除く): 47736670

約数列:

[1, 2, 31, 43, 62, 86, 1333, 2666, 30637, 61274, 949747, 1317391, 1899494, 2634782, 40839121, 81678242]

約数ペア:

[(1, 81678242), (2, 40839121), (31, 2634782), (43, 1899494), (62, 1317391), (86, 949747), (1333, 61274), (2666, 30637)]