1918575525

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{2957}}^1$

素因数の和:3222

約数の個数: 48

約数和(自身を含む): 3265915968

約数和(自身を除く): 1347340443

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 205, 211, 615, 633, 1025, 1055, 2957, 3075, 3165, 5275, 8651, 8871, 14785, 15825, 25953, 43255, 44355, 73925, 121237, 129765, 216275, 221775, 363711, 606185, 623927, 648825, 1818555, 1871781, 3030925, 3119635, 9092775, 9358905, 15598175, 25581007, 46794525, 76743021, 127905035, 383715105, 639525175, 1918575525]

約数ペア:

[(1, 1918575525), (3, 639525175), (5, 383715105), (15, 127905035), (25, 76743021), (41, 46794525), (75, 25581007), (123, 15598175), (205, 9358905), (211, 9092775), (615, 3119635), (633, 3030925), (1025, 1871781), (1055, 1818555), (2957, 648825), (3075, 623927), (3165, 606185), (5275, 363711), (8651, 221775), (8871, 216275), (14785, 129765), (15825, 121237), (25953, 73925), (43255, 44355)]