2178813

素因数分解:

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

素因数の和:393

約数の個数: 32

約数和(自身を含む): 3741696

約数和(自身を除く): 1562883

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 273, 299, 347, 483, 897, 1041, 2093, 2429, 4511, 6279, 7287, 7981, 13533, 23943, 31577, 55867, 94731, 103753, 167601, 311259, 726271, 2178813]

約数ペア:

[(1, 2178813), (3, 726271), (7, 311259), (13, 167601), (21, 103753), (23, 94731), (39, 55867), (69, 31577), (91, 23943), (161, 13533), (273, 7981), (299, 7287), (347, 6279), (483, 4511), (897, 2429), (1041, 2093)]