399897225

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19531}}^1$

素因数の和:19567

約数の個数: 72

約数和(自身を含む): 881596352

約数和(自身を除く): 481699127

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 35, 39, 45, 63, 65, 75, 91, 105, 117, 175, 195, 225, 273, 315, 325, 455, 525, 585, 819, 975, 1365, 1575, 2275, 2925, 4095, 6825, 19531, 20475, 58593, 97655, 136717, 175779, 253903, 292965, 410151, 488275, 683585, 761709, 878895, 1230453, 1269515, 1464825, 1777321, 2050755, 2285127, 3417925, 3808545, 4394475, 5331963, 6152265, 6347575, 8886605, 10253775, 11425635, 15995889, 19042725, 26659815, 30761325, 44433025, 57128175, 79979445, 133299075, 399897225]

約数ペア:

[(1, 399897225), (3, 133299075), (5, 79979445), (7, 57128175), (9, 44433025), (13, 30761325), (15, 26659815), (21, 19042725), (25, 15995889), (35, 11425635), (39, 10253775), (45, 8886605), (63, 6347575), (65, 6152265), (75, 5331963), (91, 4394475), (105, 3808545), (117, 3417925), (175, 2285127), (195, 2050755), (225, 1777321), (273, 1464825), (315, 1269515), (325, 1230453), (455, 878895), (525, 761709), (585, 683585), (819, 488275), (975, 410151), (1365, 292965), (1575, 253903), (2275, 175779), (2925, 136717), (4095, 97655), (6825, 58593), (19531, 20475)]