40371903

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:189

約数の個数: 72

約数和(自身を含む): 73082880

約数和(自身を除く): 32710977

約数列:

[1, 3, 9, 11, 13, 19, 33, 39, 57, 99, 117, 127, 143, 169, 171, 209, 247, 381, 429, 507, 627, 741, 1143, 1287, 1397, 1521, 1651, 1859, 1881, 2223, 2413, 2717, 3211, 4191, 4953, 5577, 7239, 8151, 9633, 12573, 14859, 16731, 18161, 21463, 21717, 24453, 26543, 28899, 31369, 35321, 54483, 64389, 79629, 94107, 105963, 163449, 193167, 236093, 238887, 282321, 317889, 345059, 407797, 708279, 1035177, 1223391, 2124837, 3105531, 3670173, 4485767, 13457301, 40371903]

約数ペア:

[(1, 40371903), (3, 13457301), (9, 4485767), (11, 3670173), (13, 3105531), (19, 2124837), (33, 1223391), (39, 1035177), (57, 708279), (99, 407797), (117, 345059), (127, 317889), (143, 282321), (169, 238887), (171, 236093), (209, 193167), (247, 163449), (381, 105963), (429, 94107), (507, 79629), (627, 64389), (741, 54483), (1143, 35321), (1287, 31369), (1397, 28899), (1521, 26543), (1651, 24453), (1859, 21717), (1881, 21463), (2223, 18161), (2413, 16731), (2717, 14859), (3211, 12573), (4191, 9633), (4953, 8151), (5577, 7239)]