9720172

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:203

約数の個数: 72

約数和(自身を含む): 22641920

約数和(自身を除く): 12921748

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 121, 133, 151, 154, 209, 242, 266, 302, 308, 418, 484, 532, 604, 836, 847, 1057, 1463, 1661, 1694, 2114, 2299, 2869, 2926, 3322, 3388, 4228, 4598, 5738, 5852, 6644, 9196, 11476, 11627, 16093, 18271, 20083, 23254, 31559, 32186, 36542, 40166, 46508, 63118, 64372, 73084, 80332, 126236, 127897, 220913, 255794, 347149, 441826, 511588, 694298, 883652, 1388596, 2430043, 4860086, 9720172]

約数ペア:

[(1, 9720172), (2, 4860086), (4, 2430043), (7, 1388596), (11, 883652), (14, 694298), (19, 511588), (22, 441826), (28, 347149), (38, 255794), (44, 220913), (76, 127897), (77, 126236), (121, 80332), (133, 73084), (151, 64372), (154, 63118), (209, 46508), (242, 40166), (266, 36542), (302, 32186), (308, 31559), (418, 23254), (484, 20083), (532, 18271), (604, 16093), (836, 11627), (847, 11476), (1057, 9196), (1463, 6644), (1661, 5852), (1694, 5738), (2114, 4598), (2299, 4228), (2869, 3388), (2926, 3322)]