31097703

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{16273}}^1$

素因数の和:16303

約数の個数: 24

約数和(自身を含む): 51946608

約数和(自身を除く): 20848905

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 16273, 48819, 113911, 211549, 341733, 634647, 797377, 1480843, 2392131, 4442529, 10365901, 31097703]

約数ペア:

[(1, 31097703), (3, 10365901), (7, 4442529), (13, 2392131), (21, 1480843), (39, 797377), (49, 634647), (91, 341733), (147, 211549), (273, 113911), (637, 48819), (1911, 16273)]