12213747

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1657}}^1$

素因数の和:1689

約数の個数: 40

約数和(自身を含む): 22469216

約数和(自身を除く): 10255469

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 189, 273, 351, 567, 819, 1053, 1657, 2457, 4971, 7371, 11599, 14913, 21541, 34797, 44739, 64623, 104391, 134217, 150787, 193869, 313173, 452361, 581607, 939519, 1357083, 1744821, 4071249, 12213747]

約数ペア:

[(1, 12213747), (3, 4071249), (7, 1744821), (9, 1357083), (13, 939519), (21, 581607), (27, 452361), (39, 313173), (63, 193869), (81, 150787), (91, 134217), (117, 104391), (189, 64623), (273, 44739), (351, 34797), (567, 21541), (819, 14913), (1053, 11599), (1657, 7371), (2457, 4971)]