42132405

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{431}}^1$

素因数の和:479

約数の個数: 64

約数和(自身を含む): 82944000

約数和(自身を除く): 40811595

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 245, 285, 343, 399, 431, 665, 735, 931, 1029, 1293, 1715, 1995, 2155, 2793, 3017, 4655, 5145, 6465, 6517, 8189, 9051, 13965, 15085, 19551, 21119, 24567, 32585, 40945, 45255, 57323, 63357, 97755, 105595, 122835, 147833, 171969, 286615, 316785, 401261, 443499, 739165, 859845, 1203783, 2006305, 2217495, 2808827, 6018915, 8426481, 14044135, 42132405]

約数ペア:

[(1, 42132405), (3, 14044135), (5, 8426481), (7, 6018915), (15, 2808827), (19, 2217495), (21, 2006305), (35, 1203783), (49, 859845), (57, 739165), (95, 443499), (105, 401261), (133, 316785), (147, 286615), (245, 171969), (285, 147833), (343, 122835), (399, 105595), (431, 97755), (665, 63357), (735, 57323), (931, 45255), (1029, 40945), (1293, 32585), (1715, 24567), (1995, 21119), (2155, 19551), (2793, 15085), (3017, 13965), (4655, 9051), (5145, 8189), (6465, 6517)]