2187765

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{797}}^1$

素因数の和:869

約数の個数: 24

約数和(自身を含む): 3859128

約数和(自身を除く): 1671363

約数列:

[1, 3, 5, 9, 15, 45, 61, 183, 305, 549, 797, 915, 2391, 2745, 3985, 7173, 11955, 35865, 48617, 145851, 243085, 437553, 729255, 2187765]

約数ペア:

[(1, 2187765), (3, 729255), (5, 437553), (9, 243085), (15, 145851), (45, 48617), (61, 35865), (183, 11955), (305, 7173), (549, 3985), (797, 2745), (915, 2391)]