81981036

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{42967}}^1$

素因数の和:43030

約数の個数: 36

約数和(自身を含む): 211144752

約数和(自身を除く): 129163716

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1908, 42967, 85934, 128901, 171868, 257802, 386703, 515604, 773406, 1546812, 2277251, 4554502, 6831753, 9109004, 13663506, 20495259, 27327012, 40990518, 81981036]

約数ペア:

[(1, 81981036), (2, 40990518), (3, 27327012), (4, 20495259), (6, 13663506), (9, 9109004), (12, 6831753), (18, 4554502), (36, 2277251), (53, 1546812), (106, 773406), (159, 515604), (212, 386703), (318, 257802), (477, 171868), (636, 128901), (954, 85934), (1908, 42967)]