18789048285

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{7907}}^1$

素因数の和:8043

約数の個数: 96

約数和(自身を含む): 36219146112

約数和(自身を除く): 17430097827

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 53, 61, 105, 147, 159, 183, 245, 265, 305, 371, 427, 735, 795, 915, 1113, 1281, 1855, 2135, 2597, 2989, 3233, 5565, 6405, 7791, 7907, 8967, 9699, 12985, 14945, 16165, 22631, 23721, 38955, 39535, 44835, 48495, 55349, 67893, 113155, 118605, 158417, 166047, 276745, 339465, 387443, 419071, 475251, 482327, 792085, 830235, 1162329, 1257213, 1446981, 1937215, 2095355, 2376255, 2411635, 2933497, 3376289, 5811645, 6286065, 7234905, 8800491, 10128867, 14667485, 16881445, 20534479, 23634023, 25563331, 44002455, 50644335, 61603437, 70902069, 76689993, 102672395, 118170115, 127816655, 178943317, 308017185, 354510345, 383449965, 536829951, 894716585, 1252603219, 2684149755, 3757809657, 6263016095, 18789048285]

約数ペア:

[(1, 18789048285), (3, 6263016095), (5, 3757809657), (7, 2684149755), (15, 1252603219), (21, 894716585), (35, 536829951), (49, 383449965), (53, 354510345), (61, 308017185), (105, 178943317), (147, 127816655), (159, 118170115), (183, 102672395), (245, 76689993), (265, 70902069), (305, 61603437), (371, 50644335), (427, 44002455), (735, 25563331), (795, 23634023), (915, 20534479), (1113, 16881445), (1281, 14667485), (1855, 10128867), (2135, 8800491), (2597, 7234905), (2989, 6286065), (3233, 5811645), (5565, 3376289), (6405, 2933497), (7791, 2411635), (7907, 2376255), (8967, 2095355), (9699, 1937215), (12985, 1446981), (14945, 1257213), (16165, 1162329), (22631, 830235), (23721, 792085), (38955, 482327), (39535, 475251), (44835, 419071), (48495, 387443), (55349, 339465), (67893, 276745), (113155, 166047), (118605, 158417)]