77280391

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1987}}^1$

素因数の和:2118

約数の個数: 16

約数和(自身を含む): 85881600

約数和(自身を除く): 8601209

約数列:

[1, 19, 23, 89, 437, 1691, 1987, 2047, 37753, 38893, 45701, 176843, 868319, 3360017, 4067389, 77280391]

約数ペア:

[(1, 77280391), (19, 4067389), (23, 3360017), (89, 868319), (437, 176843), (1691, 45701), (1987, 38893), (2047, 37753)]