155195859

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{1549}}^1$

素因数の和:1939

約数の個数: 32

約数和(自身を含む): 255539200

約数和(自身を除く): 100343341

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 367, 1101, 1549, 2569, 4647, 4771, 7707, 10843, 14313, 20137, 32529, 33397, 60411, 100191, 140959, 422877, 568483, 1705449, 3979381, 7390279, 11938143, 22170837, 51731953, 155195859]

約数ペア:

[(1, 155195859), (3, 51731953), (7, 22170837), (13, 11938143), (21, 7390279), (39, 3979381), (91, 1705449), (273, 568483), (367, 422877), (1101, 140959), (1549, 100191), (2569, 60411), (4647, 33397), (4771, 32529), (7707, 20137), (10843, 14313)]