2783239641

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{13121}}^1$

素因数の和:13191

約数の個数: 72

約数和(自身を含む): 5172849864

約数和(自身を除く): 2389610223

約数列:

[1, 3, 7, 9, 13, 21, 37, 39, 49, 63, 91, 111, 117, 147, 259, 273, 333, 441, 481, 637, 777, 819, 1443, 1813, 1911, 2331, 3367, 4329, 5439, 5733, 10101, 13121, 16317, 23569, 30303, 39363, 70707, 91847, 118089, 170573, 212121, 275541, 485477, 511719, 642929, 826623, 1194011, 1456431, 1535157, 1928787, 3398339, 3582033, 4369293, 5786361, 6311201, 8358077, 10195017, 10746099, 18933603, 23788373, 25074231, 30585051, 44178407, 56800809, 71365119, 75222693, 132535221, 214095357, 309248849, 397605663, 927746547, 2783239641]

約数ペア:

[(1, 2783239641), (3, 927746547), (7, 397605663), (9, 309248849), (13, 214095357), (21, 132535221), (37, 75222693), (39, 71365119), (49, 56800809), (63, 44178407), (91, 30585051), (111, 25074231), (117, 23788373), (147, 18933603), (259, 10746099), (273, 10195017), (333, 8358077), (441, 6311201), (481, 5786361), (637, 4369293), (777, 3582033), (819, 3398339), (1443, 1928787), (1813, 1535157), (1911, 1456431), (2331, 1194011), (3367, 826623), (4329, 642929), (5439, 511719), (5733, 485477), (10101, 275541), (13121, 212121), (16317, 170573), (23569, 118089), (30303, 91847), (39363, 70707)]