56672553

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{857}}^1$

素因数の和:981

約数の個数: 32

約数和(自身を含む): 89616384

約数和(自身を除く): 32943831

約数列:

[1, 3, 7, 21, 47, 67, 141, 201, 329, 469, 857, 987, 1407, 2571, 3149, 5999, 9447, 17997, 22043, 40279, 57419, 66129, 120837, 172257, 281953, 401933, 845859, 1205799, 2698693, 8096079, 18890851, 56672553]

約数ペア:

[(1, 56672553), (3, 18890851), (7, 8096079), (21, 2698693), (47, 1205799), (67, 845859), (141, 401933), (201, 281953), (329, 172257), (469, 120837), (857, 66129), (987, 57419), (1407, 40279), (2571, 22043), (3149, 17997), (5999, 9447)]