51420306

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:248

約数の個数: 96

約数和(自身を含む): 127880640

約数和(自身を除く): 76460334

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 37, 42, 49, 58, 74, 87, 98, 111, 147, 163, 174, 203, 222, 259, 294, 326, 406, 489, 518, 609, 777, 978, 1073, 1141, 1218, 1421, 1554, 1813, 2146, 2282, 2842, 3219, 3423, 3626, 4263, 4727, 5439, 6031, 6438, 6846, 7511, 7987, 8526, 9454, 10878, 12062, 14181, 15022, 15974, 18093, 22533, 23961, 28362, 33089, 36186, 42217, 45066, 47922, 52577, 66178, 84434, 99267, 105154, 126651, 157731, 174899, 198534, 231623, 253302, 295519, 315462, 349798, 463246, 524697, 591038, 694869, 886557, 1049394, 1224293, 1389738, 1773114, 2448586, 3672879, 7345758, 8570051, 17140102, 25710153, 51420306]

約数ペア:

[(1, 51420306), (2, 25710153), (3, 17140102), (6, 8570051), (7, 7345758), (14, 3672879), (21, 2448586), (29, 1773114), (37, 1389738), (42, 1224293), (49, 1049394), (58, 886557), (74, 694869), (87, 591038), (98, 524697), (111, 463246), (147, 349798), (163, 315462), (174, 295519), (203, 253302), (222, 231623), (259, 198534), (294, 174899), (326, 157731), (406, 126651), (489, 105154), (518, 99267), (609, 84434), (777, 66178), (978, 52577), (1073, 47922), (1141, 45066), (1218, 42217), (1421, 36186), (1554, 33089), (1813, 28362), (2146, 23961), (2282, 22533), (2842, 18093), (3219, 15974), (3423, 15022), (3626, 14181), (4263, 12062), (4727, 10878), (5439, 9454), (6031, 8526), (6438, 7987), (6846, 7511)]