8506251

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 14414400

約数和(自身を除く): 5908149

約数列:

[1, 3, 9, 13, 23, 29, 39, 69, 87, 109, 117, 207, 261, 299, 327, 377, 667, 897, 981, 1131, 1417, 2001, 2507, 2691, 3161, 3393, 4251, 6003, 7521, 8671, 9483, 12753, 22563, 26013, 28449, 32591, 41093, 72703, 78039, 97773, 123279, 218109, 293319, 369837, 654327, 945139, 2835417, 8506251]

約数ペア:

[(1, 8506251), (3, 2835417), (9, 945139), (13, 654327), (23, 369837), (29, 293319), (39, 218109), (69, 123279), (87, 97773), (109, 78039), (117, 72703), (207, 41093), (261, 32591), (299, 28449), (327, 26013), (377, 22563), (667, 12753), (897, 9483), (981, 8671), (1131, 7521), (1417, 6003), (2001, 4251), (2507, 3393), (2691, 3161)]