71890812

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{285281}}^1$

素因数の和:285298

約数の個数: 36

約数和(自身を含む): 207685296

約数和(自身を除く): 135794484

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 285281, 570562, 855843, 1141124, 1711686, 1996967, 2567529, 3423372, 3993934, 5135058, 5990901, 7987868, 10270116, 11981802, 17972703, 23963604, 35945406, 71890812]

約数ペア:

[(1, 71890812), (2, 35945406), (3, 23963604), (4, 17972703), (6, 11981802), (7, 10270116), (9, 7987868), (12, 5990901), (14, 5135058), (18, 3993934), (21, 3423372), (28, 2567529), (36, 1996967), (42, 1711686), (63, 1141124), (84, 855843), (126, 570562), (252, 285281)]