489702975

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{2243}}^1$

素因数の和:2368

約数の個数: 48

約数和(自身を含む): 841446144

約数和(自身を除く): 351743169

約数列:

[1, 3, 5, 15, 25, 41, 71, 75, 123, 205, 213, 355, 615, 1025, 1065, 1775, 2243, 2911, 3075, 5325, 6729, 8733, 11215, 14555, 33645, 43665, 56075, 72775, 91963, 159253, 168225, 218325, 275889, 459815, 477759, 796265, 1379445, 2299075, 2388795, 3981325, 6529373, 6897225, 11943975, 19588119, 32646865, 97940595, 163234325, 489702975]

約数ペア:

[(1, 489702975), (3, 163234325), (5, 97940595), (15, 32646865), (25, 19588119), (41, 11943975), (71, 6897225), (75, 6529373), (123, 3981325), (205, 2388795), (213, 2299075), (355, 1379445), (615, 796265), (1025, 477759), (1065, 459815), (1775, 275889), (2243, 218325), (2911, 168225), (3075, 159253), (5325, 91963), (6729, 72775), (8733, 56075), (11215, 43665), (14555, 33645)]