9904713

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 17006976

約数和(自身を除く): 7102263

約数列:

[1, 3, 7, 13, 21, 39, 49, 71, 73, 91, 147, 213, 219, 273, 497, 511, 637, 923, 949, 1491, 1533, 1911, 2769, 2847, 3479, 3577, 5183, 6461, 6643, 10437, 10731, 15549, 19383, 19929, 36281, 45227, 46501, 67379, 108843, 135681, 139503, 202137, 253967, 471653, 761901, 1414959, 3301571, 9904713]

約数ペア:

[(1, 9904713), (3, 3301571), (7, 1414959), (13, 761901), (21, 471653), (39, 253967), (49, 202137), (71, 139503), (73, 135681), (91, 108843), (147, 67379), (213, 46501), (219, 45227), (273, 36281), (497, 19929), (511, 19383), (637, 15549), (923, 10731), (949, 10437), (1491, 6643), (1533, 6461), (1911, 5183), (2769, 3577), (2847, 3479)]