9781647

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1$

素因数の和:343

約数の個数: 32

約数和(自身を含む): 14929920

約数和(自身を除く): 5148273

約数列:

[1, 3, 17, 23, 31, 51, 69, 93, 269, 391, 527, 713, 807, 1173, 1581, 2139, 4573, 6187, 8339, 12121, 13719, 18561, 25017, 36363, 105179, 141763, 191797, 315537, 425289, 575391, 3260549, 9781647]

約数ペア:

[(1, 9781647), (3, 3260549), (17, 575391), (23, 425289), (31, 315537), (51, 191797), (69, 141763), (93, 105179), (269, 36363), (391, 25017), (527, 18561), (713, 13719), (807, 12121), (1173, 8339), (1581, 6187), (2139, 4573)]