65280187

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{23}}^2\times {\mathrm{61}}^1$

素因数の和:148

約数の個数: 36

約数和(自身を含む): 84206416

約数和(自身を除く): 18926229

約数列:

[1, 7, 17, 23, 61, 119, 161, 289, 391, 427, 529, 1037, 1403, 2023, 2737, 3703, 6647, 7259, 8993, 9821, 17629, 23851, 32269, 46529, 62951, 123403, 152881, 166957, 225883, 405467, 548573, 1070167, 2838269, 3840011, 9325741, 65280187]

約数ペア:

[(1, 65280187), (7, 9325741), (17, 3840011), (23, 2838269), (61, 1070167), (119, 548573), (161, 405467), (289, 225883), (391, 166957), (427, 152881), (529, 123403), (1037, 62951), (1403, 46529), (2023, 32269), (2737, 23851), (3703, 17629), (6647, 9821), (7259, 8993)]