81609304

素因数分解:

$2^3\times 7^3\times {\mathrm{29741}}^1$

素因数の和:29768

約数の個数: 32

約数和(自身を含む): 178452000

約数和(自身を除く): 96842696

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 1372, 2744, 29741, 59482, 118964, 208187, 237928, 416374, 832748, 1457309, 1665496, 2914618, 5829236, 10201163, 11658472, 20402326, 40804652, 81609304]

約数ペア:

[(1, 81609304), (2, 40804652), (4, 20402326), (7, 11658472), (8, 10201163), (14, 5829236), (28, 2914618), (49, 1665496), (56, 1457309), (98, 832748), (196, 416374), (343, 237928), (392, 208187), (686, 118964), (1372, 59482), (2744, 29741)]