252244551

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:284

約数の個数: 64

約数和(自身を含む): 401408000

約数和(自身を除く): 149163449

約数列:

[1, 3, 13, 19, 31, 39, 57, 79, 93, 139, 237, 247, 403, 417, 589, 741, 1027, 1209, 1501, 1767, 1807, 2449, 2641, 3081, 4309, 4503, 5421, 7347, 7657, 7923, 10981, 12927, 19513, 22971, 31837, 32943, 34333, 46531, 56017, 58539, 81871, 95511, 102999, 139593, 142753, 168051, 208639, 245613, 340411, 428259, 604903, 625917, 1021233, 1064323, 1814709, 2712307, 3192969, 4425343, 6467809, 8136921, 13276029, 19403427, 84081517, 252244551]

約数ペア:

[(1, 252244551), (3, 84081517), (13, 19403427), (19, 13276029), (31, 8136921), (39, 6467809), (57, 4425343), (79, 3192969), (93, 2712307), (139, 1814709), (237, 1064323), (247, 1021233), (403, 625917), (417, 604903), (589, 428259), (741, 340411), (1027, 245613), (1209, 208639), (1501, 168051), (1767, 142753), (1807, 139593), (2449, 102999), (2641, 95511), (3081, 81871), (4309, 58539), (4503, 56017), (5421, 46531), (7347, 34333), (7657, 32943), (7923, 31837), (10981, 22971), (12927, 19513)]