1207305

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1$

素因数の和:299

約数の個数: 40

約数和(自身を含む): 2369664

約数和(自身を除く): 1162359

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 271, 297, 405, 495, 813, 891, 1355, 1485, 2439, 2981, 4065, 4455, 7317, 8943, 12195, 14905, 21951, 26829, 36585, 44715, 80487, 109755, 134145, 241461, 402435, 1207305]

約数ペア:

[(1, 1207305), (3, 402435), (5, 241461), (9, 134145), (11, 109755), (15, 80487), (27, 44715), (33, 36585), (45, 26829), (55, 21951), (81, 14905), (99, 12195), (135, 8943), (165, 7317), (271, 4455), (297, 4065), (405, 2981), (495, 2439), (813, 1485), (891, 1355)]