7900257

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:333

約数の個数: 32

約数和(自身を含む): 12165120

約数和(自身を除く): 4264863

約数列:

[1, 3, 17, 19, 31, 51, 57, 93, 263, 323, 527, 589, 789, 969, 1581, 1767, 4471, 4997, 8153, 10013, 13413, 14991, 24459, 30039, 84949, 138601, 154907, 254847, 415803, 464721, 2633419, 7900257]

約数ペア:

[(1, 7900257), (3, 2633419), (17, 464721), (19, 415803), (31, 254847), (51, 154907), (57, 138601), (93, 84949), (263, 30039), (323, 24459), (527, 14991), (589, 13413), (789, 10013), (969, 8153), (1581, 4997), (1767, 4471)]