81335241

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{2221}}^1$

素因数の和:2553

約数の個数: 24

約数和(自身を含む): 126982856

約数和(自身を除く): 45647615

約数列:

[1, 3, 9, 13, 39, 117, 313, 939, 2221, 2817, 4069, 6663, 12207, 19989, 28873, 36621, 86619, 259857, 695173, 2085519, 6256557, 9037249, 27111747, 81335241]

約数ペア:

[(1, 81335241), (3, 27111747), (9, 9037249), (13, 6256557), (39, 2085519), (117, 695173), (313, 259857), (939, 86619), (2221, 36621), (2817, 28873), (4069, 19989), (6663, 12207)]