123790719

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:400

約数の個数: 64

約数和(自身を含む): 205148160

約数和(自身を除く): 81357441

約数列:

[1, 3, 13, 17, 19, 31, 39, 51, 57, 93, 221, 247, 317, 323, 403, 527, 589, 663, 741, 951, 969, 1209, 1581, 1767, 4121, 4199, 5389, 6023, 6851, 7657, 9827, 10013, 12363, 12597, 16167, 18069, 20553, 22971, 29481, 30039, 70057, 78299, 102391, 127751, 130169, 167059, 186713, 210171, 234897, 307173, 383253, 390507, 501177, 560139, 1331083, 2171767, 2427269, 3174121, 3993249, 6515301, 7281807, 9522363, 41263573, 123790719]

約数ペア:

[(1, 123790719), (3, 41263573), (13, 9522363), (17, 7281807), (19, 6515301), (31, 3993249), (39, 3174121), (51, 2427269), (57, 2171767), (93, 1331083), (221, 560139), (247, 501177), (317, 390507), (323, 383253), (403, 307173), (527, 234897), (589, 210171), (663, 186713), (741, 167059), (951, 130169), (969, 127751), (1209, 102391), (1581, 78299), (1767, 70057), (4121, 30039), (4199, 29481), (5389, 22971), (6023, 20553), (6851, 18069), (7657, 16167), (9827, 12597), (10013, 12363)]