921000993921

素因数分解:

$3^7\times {\mathrm{2707}}^1\times {\mathrm{155569}}^1$

素因数の和:158297

約数の個数: 32

約数和(自身を含む): 1381810076800

約数和(自身を除く): 460809082879

約数列:

[1, 3, 9, 27, 81, 243, 729, 2187, 2707, 8121, 24363, 73089, 155569, 219267, 466707, 657801, 1400121, 1973403, 4200363, 5920209, 12601089, 37803267, 113409801, 340229403, 421125283, 1263375849, 3790127547, 11370382641, 34111147923, 102333443769, 307000331307, 921000993921]

約数ペア:

[(1, 921000993921), (3, 307000331307), (9, 102333443769), (27, 34111147923), (81, 11370382641), (243, 3790127547), (729, 1263375849), (2187, 421125283), (2707, 340229403), (8121, 113409801), (24363, 37803267), (73089, 12601089), (155569, 5920209), (219267, 4200363), (466707, 1973403), (657801, 1400121)]