81908262

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{641}}^1$

素因数の和:909

約数の個数: 48

約数和(自身を含む): 184279680

約数和(自身を除く): 102371418

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 229, 279, 458, 558, 641, 687, 1282, 1374, 1923, 2061, 3846, 4122, 5769, 7099, 11538, 14198, 19871, 21297, 39742, 42594, 59613, 63891, 119226, 127782, 146789, 178839, 293578, 357678, 440367, 880734, 1321101, 2642202, 4550459, 9100918, 13651377, 27302754, 40954131, 81908262]

約数ペア:

[(1, 81908262), (2, 40954131), (3, 27302754), (6, 13651377), (9, 9100918), (18, 4550459), (31, 2642202), (62, 1321101), (93, 880734), (186, 440367), (229, 357678), (279, 293578), (458, 178839), (558, 146789), (641, 127782), (687, 119226), (1282, 63891), (1374, 59613), (1923, 42594), (2061, 39742), (3846, 21297), (4122, 19871), (5769, 14198), (7099, 11538)]