8981661

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:106

約数の個数: 64

約数和(自身を含む): 15482880

約数和(自身を除く): 6501219

約数列:

[1, 3, 13, 17, 19, 23, 31, 39, 51, 57, 69, 93, 221, 247, 299, 323, 391, 403, 437, 527, 589, 663, 713, 741, 897, 969, 1173, 1209, 1311, 1581, 1767, 2139, 4199, 5083, 5681, 6851, 7429, 7657, 9269, 10013, 12121, 12597, 13547, 15249, 17043, 20553, 22287, 22971, 27807, 30039, 36363, 40641, 96577, 130169, 157573, 176111, 230299, 289731, 390507, 472719, 528333, 690897, 2993887, 8981661]

約数ペア:

[(1, 8981661), (3, 2993887), (13, 690897), (17, 528333), (19, 472719), (23, 390507), (31, 289731), (39, 230299), (51, 176111), (57, 157573), (69, 130169), (93, 96577), (221, 40641), (247, 36363), (299, 30039), (323, 27807), (391, 22971), (403, 22287), (437, 20553), (527, 17043), (589, 15249), (663, 13547), (713, 12597), (741, 12121), (897, 10013), (969, 9269), (1173, 7657), (1209, 7429), (1311, 6851), (1581, 5681), (1767, 5083), (2139, 4199)]