688211391

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{10093}}^1$

素因数の和:10311

約数の個数: 32

約数和(自身を含む): 1116315648

約数和(自身を除く): 428104257

約数列:

[1, 3, 7, 17, 21, 51, 119, 191, 357, 573, 1337, 3247, 4011, 9741, 10093, 22729, 30279, 68187, 70651, 171581, 211953, 514743, 1201067, 1927763, 3603201, 5783289, 13494341, 32771971, 40483023, 98315913, 229403797, 688211391]

約数ペア:

[(1, 688211391), (3, 229403797), (7, 98315913), (17, 40483023), (21, 32771971), (51, 13494341), (119, 5783289), (191, 3603201), (357, 1927763), (573, 1201067), (1337, 514743), (3247, 211953), (4011, 171581), (9741, 70651), (10093, 68187), (22729, 30279)]