1993334399

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{2957}}^1$

素因数の和:3119

約数の個数: 32

約数和(自身を含む): 2453483520

約数和(自身を除く): 460149121

約数列:

[1, 7, 23, 53, 79, 161, 371, 553, 1219, 1817, 2957, 4187, 8533, 12719, 20699, 29309, 68011, 96301, 156721, 233603, 476077, 674107, 1097047, 1635221, 3604583, 5372869, 12380959, 25232081, 37610083, 86666713, 284762057, 1993334399]

約数ペア:

[(1, 1993334399), (7, 284762057), (23, 86666713), (53, 37610083), (79, 25232081), (161, 12380959), (371, 5372869), (553, 3604583), (1219, 1635221), (1817, 1097047), (2957, 674107), (4187, 476077), (8533, 233603), (12719, 156721), (20699, 96301), (29309, 68011)]