393048687

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 615859200

約数和(自身を除く): 222810513

約数列:

[1, 3, 17, 19, 29, 51, 57, 71, 87, 197, 213, 323, 493, 551, 591, 969, 1207, 1349, 1479, 1653, 2059, 3349, 3621, 3743, 4047, 5713, 6177, 9367, 10047, 11229, 13987, 17139, 22933, 28101, 35003, 39121, 41961, 63631, 68799, 97121, 105009, 108547, 117363, 190893, 237779, 265753, 291363, 325641, 405623, 665057, 713337, 797259, 1216869, 1845299, 1995171, 4517801, 5535897, 6895591, 7706837, 13553403, 20686773, 23120511, 131016229, 393048687]

約数ペア:

[(1, 393048687), (3, 131016229), (17, 23120511), (19, 20686773), (29, 13553403), (51, 7706837), (57, 6895591), (71, 5535897), (87, 4517801), (197, 1995171), (213, 1845299), (323, 1216869), (493, 797259), (551, 713337), (591, 665057), (969, 405623), (1207, 325641), (1349, 291363), (1479, 265753), (1653, 237779), (2059, 190893), (3349, 117363), (3621, 108547), (3743, 105009), (4047, 97121), (5713, 68799), (6177, 63631), (9367, 41961), (10047, 39121), (11229, 35003), (13987, 28101), (17139, 22933)]