12513123

素因数分解:

$3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{761}}^1$

素因数の和:809

約数の個数: 40

約数和(自身を含む): 22128480

約数和(自身を除く): 9615357

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 81, 87, 189, 203, 261, 567, 609, 761, 783, 1827, 2283, 2349, 5327, 5481, 6849, 15981, 16443, 20547, 22069, 47943, 61641, 66207, 143829, 154483, 198621, 431487, 463449, 595863, 1390347, 1787589, 4171041, 12513123]

約数ペア:

[(1, 12513123), (3, 4171041), (7, 1787589), (9, 1390347), (21, 595863), (27, 463449), (29, 431487), (63, 198621), (81, 154483), (87, 143829), (189, 66207), (203, 61641), (261, 47943), (567, 22069), (609, 20547), (761, 16443), (783, 15981), (1827, 6849), (2283, 5481), (2349, 5327)]