68785311

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{673}}^1$

素因数の和:871

約数の個数: 32

約数和(自身を含む): 109047808

約数和(自身を除く): 40262497

約数列:

[1, 3, 7, 21, 31, 93, 157, 217, 471, 651, 673, 1099, 2019, 3297, 4711, 4867, 14133, 14601, 20863, 34069, 62589, 102207, 105661, 146041, 316983, 438123, 739627, 2218881, 3275491, 9826473, 22928437, 68785311]

約数ペア:

[(1, 68785311), (3, 22928437), (7, 9826473), (21, 3275491), (31, 2218881), (93, 739627), (157, 438123), (217, 316983), (471, 146041), (651, 105661), (673, 102207), (1099, 62589), (2019, 34069), (3297, 20863), (4711, 14601), (4867, 14133)]