40020057

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:163

約数の個数: 96

約数和(自身を含む): 79073280

約数和(自身を除く): 39053223

約数列:

[1, 3, 7, 9, 11, 17, 21, 33, 43, 51, 63, 77, 79, 99, 119, 129, 153, 187, 231, 237, 301, 357, 387, 473, 553, 561, 693, 711, 731, 869, 903, 1071, 1309, 1343, 1419, 1659, 1683, 2193, 2607, 2709, 3311, 3397, 3927, 4029, 4257, 4977, 5117, 6083, 6579, 7821, 8041, 9401, 9933, 10191, 11781, 12087, 14773, 15351, 18249, 23779, 24123, 28203, 29799, 30573, 37367, 44319, 46053, 54747, 56287, 57749, 71337, 72369, 84609, 103411, 112101, 132957, 168861, 173247, 214011, 261569, 310233, 336303, 404243, 506583, 519741, 635239, 784707, 930699, 1212729, 1905717, 2354121, 3638187, 4446673, 5717151, 13340019, 40020057]

約数ペア:

[(1, 40020057), (3, 13340019), (7, 5717151), (9, 4446673), (11, 3638187), (17, 2354121), (21, 1905717), (33, 1212729), (43, 930699), (51, 784707), (63, 635239), (77, 519741), (79, 506583), (99, 404243), (119, 336303), (129, 310233), (153, 261569), (187, 214011), (231, 173247), (237, 168861), (301, 132957), (357, 112101), (387, 103411), (473, 84609), (553, 72369), (561, 71337), (693, 57749), (711, 56287), (731, 54747), (869, 46053), (903, 44319), (1071, 37367), (1309, 30573), (1343, 29799), (1419, 28203), (1659, 24123), (1683, 23779), (2193, 18249), (2607, 15351), (2709, 14773), (3311, 12087), (3397, 11781), (3927, 10191), (4029, 9933), (4257, 9401), (4977, 8041), (5117, 7821), (6083, 6579)]