725478

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:220

約数の個数: 32

約数和(自身を含む): 1596672

約数和(自身を除く): 871194

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 131, 142, 213, 262, 393, 426, 786, 923, 1703, 1846, 2769, 3406, 5109, 5538, 9301, 10218, 18602, 27903, 55806, 120913, 241826, 362739, 725478]

約数ペア:

[(1, 725478), (2, 362739), (3, 241826), (6, 120913), (13, 55806), (26, 27903), (39, 18602), (71, 10218), (78, 9301), (131, 5538), (142, 5109), (213, 3406), (262, 2769), (393, 1846), (426, 1703), (786, 923)]