68485005

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^2\times {\mathrm{409}}^1$

素因数の和:542

約数の個数: 36

約数和(自身を含む): 120980340

約数和(自身を除く): 52495335

約数列:

[1, 3, 5, 9, 15, 45, 61, 183, 305, 409, 549, 915, 1227, 2045, 2745, 3681, 3721, 6135, 11163, 18405, 18605, 24949, 33489, 55815, 74847, 124745, 167445, 224541, 374235, 1122705, 1521889, 4565667, 7609445, 13697001, 22828335, 68485005]

約数ペア:

[(1, 68485005), (3, 22828335), (5, 13697001), (9, 7609445), (15, 4565667), (45, 1521889), (61, 1122705), (183, 374235), (305, 224541), (409, 167445), (549, 124745), (915, 74847), (1227, 55815), (2045, 33489), (2745, 24949), (3681, 18605), (3721, 18405), (6135, 11163)]