393809913

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{52529}}^1$

素因数の和:52566

約数の個数: 36

約数和(自身を含む): 700645140

約数和(自身を除く): 306835227

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 357, 441, 833, 1071, 2499, 7497, 52529, 157587, 367703, 472761, 892993, 1103109, 2573921, 2678979, 3309327, 6250951, 7721763, 8036937, 18752853, 23165289, 43756657, 56258559, 131269971, 393809913]

約数ペア:

[(1, 393809913), (3, 131269971), (7, 56258559), (9, 43756657), (17, 23165289), (21, 18752853), (49, 8036937), (51, 7721763), (63, 6250951), (119, 3309327), (147, 2678979), (153, 2573921), (357, 1103109), (441, 892993), (833, 472761), (1071, 367703), (2499, 157587), (7497, 52529)]