2154982015

素因数分解:

$5^1\times {\mathrm{197}}^1\times {\mathrm{1429}}^1\times {\mathrm{1531}}^1$

素因数の和:3162

約数の個数: 16

約数和(自身を含む): 2602622880

約数和(自身を除く): 447640865

約数列:

[1, 5, 197, 985, 1429, 1531, 7145, 7655, 281513, 301607, 1407565, 1508035, 2187799, 10938995, 430996403, 2154982015]

約数ペア:

[(1, 2154982015), (5, 430996403), (197, 10938995), (985, 2187799), (1429, 1508035), (1531, 1407565), (7145, 301607), (7655, 281513)]