15798778

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:238

約数の個数: 32

約数和(自身を含む): 25740288

約数和(自身を除く): 9941510

約数列:

[1, 2, 31, 37, 62, 71, 74, 97, 142, 194, 1147, 2201, 2294, 2627, 3007, 3589, 4402, 5254, 6014, 6887, 7178, 13774, 81437, 111259, 162874, 213497, 222518, 254819, 426994, 509638, 7899389, 15798778]

約数ペア:

[(1, 15798778), (2, 7899389), (31, 509638), (37, 426994), (62, 254819), (71, 222518), (74, 213497), (97, 162874), (142, 111259), (194, 81437), (1147, 13774), (2201, 7178), (2294, 6887), (2627, 6014), (3007, 5254), (3589, 4402)]