78611643

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{1951}}^1$

素因数の和:2016

約数の個数: 36

約数和(自身を含む): 128250304

約数和(自身を除く): 49638661

約数列:

[1, 3, 9, 11, 33, 37, 99, 111, 121, 333, 363, 407, 1089, 1221, 1951, 3663, 4477, 5853, 13431, 17559, 21461, 40293, 64383, 72187, 193149, 216561, 236071, 649683, 708213, 794057, 2124639, 2382171, 7146513, 8734627, 26203881, 78611643]

約数ペア:

[(1, 78611643), (3, 26203881), (9, 8734627), (11, 7146513), (33, 2382171), (37, 2124639), (99, 794057), (111, 708213), (121, 649683), (333, 236071), (363, 216561), (407, 193149), (1089, 72187), (1221, 64383), (1951, 40293), (3663, 21461), (4477, 17559), (5853, 13431)]