16851978

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6547}}^1$

素因数の和:6579

約数の個数: 48

約数和(自身を含む): 42902496

約数和(自身を除く): 26050518

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 66, 78, 99, 117, 143, 198, 234, 286, 429, 858, 1287, 2574, 6547, 13094, 19641, 39282, 58923, 72017, 85111, 117846, 144034, 170222, 216051, 255333, 432102, 510666, 648153, 765999, 936221, 1296306, 1531998, 1872442, 2808663, 5617326, 8425989, 16851978]

約数ペア:

[(1, 16851978), (2, 8425989), (3, 5617326), (6, 2808663), (9, 1872442), (11, 1531998), (13, 1296306), (18, 936221), (22, 765999), (26, 648153), (33, 510666), (39, 432102), (66, 255333), (78, 216051), (99, 170222), (117, 144034), (143, 117846), (198, 85111), (234, 72017), (286, 58923), (429, 39282), (858, 19641), (1287, 13094), (2574, 6547)]