15251691

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 26659584

約数和(自身を除く): 11407893

約数列:

[1, 3, 7, 13, 21, 23, 39, 49, 69, 91, 147, 161, 273, 299, 347, 483, 637, 897, 1041, 1127, 1911, 2093, 2429, 3381, 4511, 6279, 7287, 7981, 13533, 14651, 17003, 23943, 31577, 43953, 51009, 55867, 94731, 103753, 167601, 221039, 311259, 391069, 663117, 726271, 1173207, 2178813, 5083897, 15251691]

約数ペア:

[(1, 15251691), (3, 5083897), (7, 2178813), (13, 1173207), (21, 726271), (23, 663117), (39, 391069), (49, 311259), (69, 221039), (91, 167601), (147, 103753), (161, 94731), (273, 55867), (299, 51009), (347, 43953), (483, 31577), (637, 23943), (897, 17003), (1041, 14651), (1127, 13533), (1911, 7981), (2093, 7287), (2429, 6279), (3381, 4511)]