71815653

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9743}}^1$

素因数の和:9775

約数の個数: 40

約数和(自身を含む): 132050688

約数和(自身を除く): 60235035

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 189, 273, 351, 567, 819, 1053, 2457, 7371, 9743, 29229, 68201, 87687, 126659, 204603, 263061, 379977, 613809, 789183, 886613, 1139931, 1841427, 2659839, 3419793, 5524281, 7979517, 10259379, 23938551, 71815653]

約数ペア:

[(1, 71815653), (3, 23938551), (7, 10259379), (9, 7979517), (13, 5524281), (21, 3419793), (27, 2659839), (39, 1841427), (63, 1139931), (81, 886613), (91, 789183), (117, 613809), (189, 379977), (273, 263061), (351, 204603), (567, 126659), (819, 87687), (1053, 68201), (2457, 29229), (7371, 9743)]