91541090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{1987}}^1$

素因数の和:2282

約数の個数: 32

約数和(自身を含む): 175198464

約数和(自身を除く): 83657374

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 271, 542, 1355, 1987, 2710, 3974, 4607, 9214, 9935, 19870, 23035, 33779, 46070, 67558, 168895, 337790, 538477, 1076954, 2692385, 5384770, 9154109, 18308218, 45770545, 91541090]

約数ペア:

[(1, 91541090), (2, 45770545), (5, 18308218), (10, 9154109), (17, 5384770), (34, 2692385), (85, 1076954), (170, 538477), (271, 337790), (542, 168895), (1355, 67558), (1987, 46070), (2710, 33779), (3974, 23035), (4607, 19870), (9214, 9935)]