12989646

素因数分解:

$2^1\times 3^4\times {\mathrm{181}}^1\times {\mathrm{443}}^1$

素因数の和:638

約数の個数: 40

約数和(自身を含む): 29333304

約数和(自身を除く): 16343658

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 181, 362, 443, 543, 886, 1086, 1329, 1629, 2658, 3258, 3987, 4887, 7974, 9774, 11961, 14661, 23922, 29322, 35883, 71766, 80183, 160366, 240549, 481098, 721647, 1443294, 2164941, 4329882, 6494823, 12989646]

約数ペア:

[(1, 12989646), (2, 6494823), (3, 4329882), (6, 2164941), (9, 1443294), (18, 721647), (27, 481098), (54, 240549), (81, 160366), (162, 80183), (181, 71766), (362, 35883), (443, 29322), (543, 23922), (886, 14661), (1086, 11961), (1329, 9774), (1629, 7974), (2658, 4887), (3258, 3987)]