12447981

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15199}}^1$

素因数の和:15225

約数の個数: 24

約数和(自身を含む): 22131200

約数和(自身を除く): 9683219

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 15199, 45597, 106393, 136791, 197587, 319179, 592761, 957537, 1383109, 1778283, 4149327, 12447981]

約数ペア:

[(1, 12447981), (3, 4149327), (7, 1778283), (9, 1383109), (13, 957537), (21, 592761), (39, 319179), (63, 197587), (91, 136791), (117, 106393), (273, 45597), (819, 15199)]