18296865

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 33336576

約数和(自身を除く): 15039711

約数列:

[1, 3, 5, 9, 15, 41, 45, 47, 123, 141, 205, 211, 235, 369, 423, 615, 633, 705, 1055, 1845, 1899, 1927, 2115, 3165, 5781, 8651, 9495, 9635, 9917, 17343, 25953, 28905, 29751, 43255, 49585, 77859, 86715, 89253, 129765, 148755, 389295, 406597, 446265, 1219791, 2032985, 3659373, 6098955, 18296865]

約数ペア:

[(1, 18296865), (3, 6098955), (5, 3659373), (9, 2032985), (15, 1219791), (41, 446265), (45, 406597), (47, 389295), (123, 148755), (141, 129765), (205, 89253), (211, 86715), (235, 77859), (369, 49585), (423, 43255), (615, 29751), (633, 28905), (705, 25953), (1055, 17343), (1845, 9917), (1899, 9635), (1927, 9495), (2115, 8651), (3165, 5781)]