155892009

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{1163}}^1$

素因数の和:1677

約数の個数: 32

約数和(自身を含む): 256564224

約数和(自身を除く): 100672215

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 491, 1163, 1473, 3437, 3489, 6383, 8141, 10311, 15119, 19149, 24423, 44681, 45357, 105833, 134043, 317499, 571033, 1713099, 3997231, 7423429, 11991693, 22270287, 51964003, 155892009]

約数ペア:

[(1, 155892009), (3, 51964003), (7, 22270287), (13, 11991693), (21, 7423429), (39, 3997231), (91, 1713099), (273, 571033), (491, 317499), (1163, 134043), (1473, 105833), (3437, 45357), (3489, 44681), (6383, 24423), (8141, 19149), (10311, 15119)]