251268993

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{7499}}^1$

素因数の和:7598

約数の個数: 32

約数和(自身を含む): 399600000

約数和(自身を除く): 148331007

約数列:

[1, 3, 9, 17, 27, 51, 73, 153, 219, 459, 657, 1241, 1971, 3723, 7499, 11169, 22497, 33507, 67491, 127483, 202473, 382449, 547427, 1147347, 1642281, 3442041, 4926843, 9306259, 14780529, 27918777, 83756331, 251268993]

約数ペア:

[(1, 251268993), (3, 83756331), (9, 27918777), (17, 14780529), (27, 9306259), (51, 4926843), (73, 3442041), (153, 1642281), (219, 1147347), (459, 547427), (657, 382449), (1241, 202473), (1971, 127483), (3723, 67491), (7499, 33507), (11169, 22497)]