1641017898

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{21187}}^1$

素因数の和:21539

約数の個数: 48

約数和(自身を含む): 3840791136

約数和(自身を除く): 2199773238

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 331, 662, 993, 1986, 2979, 4303, 5958, 8606, 12909, 21187, 25818, 38727, 42374, 63561, 77454, 127122, 190683, 275431, 381366, 550862, 826293, 1652586, 2478879, 4957758, 7012897, 14025794, 21038691, 42077382, 63116073, 91167661, 126232146, 182335322, 273502983, 547005966, 820508949, 1641017898]

約数ペア:

[(1, 1641017898), (2, 820508949), (3, 547005966), (6, 273502983), (9, 182335322), (13, 126232146), (18, 91167661), (26, 63116073), (39, 42077382), (78, 21038691), (117, 14025794), (234, 7012897), (331, 4957758), (662, 2478879), (993, 1652586), (1986, 826293), (2979, 550862), (4303, 381366), (5958, 275431), (8606, 190683), (12909, 127122), (21187, 77454), (25818, 63561), (38727, 42374)]