828787757

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1\times {\mathrm{421}}^1$

素因数の和:749

約数の個数: 32

約数和(自身を含む): 1023819264

約数和(自身を除く): 195031507

約数列:

[1, 7, 17, 71, 119, 233, 421, 497, 1207, 1631, 2947, 3961, 7157, 8449, 16543, 27727, 29891, 50099, 98093, 115801, 209237, 281231, 508147, 686651, 1667581, 1968617, 3557029, 6964603, 11673067, 48752221, 118398251, 828787757]

約数ペア:

[(1, 828787757), (7, 118398251), (17, 48752221), (71, 11673067), (119, 6964603), (233, 3557029), (421, 1968617), (497, 1667581), (1207, 686651), (1631, 508147), (2947, 281231), (3961, 209237), (7157, 115801), (8449, 98093), (16543, 50099), (27727, 29891)]