31938705

素因数分解:

$3^5\times 5^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 58216704

約数和(自身を除く): 26277999

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 97, 135, 243, 271, 291, 405, 485, 813, 873, 1215, 1355, 1455, 2439, 2619, 4065, 4365, 7317, 7857, 12195, 13095, 21951, 23571, 26287, 36585, 39285, 65853, 78861, 109755, 117855, 131435, 236583, 329265, 394305, 709749, 1182915, 2129247, 3548745, 6387741, 10646235, 31938705]

約数ペア:

[(1, 31938705), (3, 10646235), (5, 6387741), (9, 3548745), (15, 2129247), (27, 1182915), (45, 709749), (81, 394305), (97, 329265), (135, 236583), (243, 131435), (271, 117855), (291, 109755), (405, 78861), (485, 65853), (813, 39285), (873, 36585), (1215, 26287), (1355, 23571), (1455, 21951), (2439, 13095), (2619, 12195), (4065, 7857), (4365, 7317)]