81518904

素因数分解:

$2^3\times 3^2\times {\mathrm{877}}^1\times {\mathrm{1291}}^1$

素因数の和:2180

約数の個数: 48

約数和(自身を含む): 221203320

約数和(自身を除く): 139684416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 877, 1291, 1754, 2582, 2631, 3508, 3873, 5164, 5262, 7016, 7746, 7893, 10328, 10524, 11619, 15492, 15786, 21048, 23238, 30984, 31572, 46476, 63144, 92952, 1132207, 2264414, 3396621, 4528828, 6793242, 9057656, 10189863, 13586484, 20379726, 27172968, 40759452, 81518904]

約数ペア:

[(1, 81518904), (2, 40759452), (3, 27172968), (4, 20379726), (6, 13586484), (8, 10189863), (9, 9057656), (12, 6793242), (18, 4528828), (24, 3396621), (36, 2264414), (72, 1132207), (877, 92952), (1291, 63144), (1754, 46476), (2582, 31572), (2631, 30984), (3508, 23238), (3873, 21048), (5164, 15786), (5262, 15492), (7016, 11619), (7746, 10524), (7893, 10328)]