782138

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{347}}^1$

素因数の和:386

約数の個数: 24

約数和(自身を含む): 1428192

約数和(自身を除く): 646054

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 347, 694, 1127, 2254, 2429, 4858, 7981, 15962, 17003, 34006, 55867, 111734, 391069, 782138]

約数ペア:

[(1, 782138), (2, 391069), (7, 111734), (14, 55867), (23, 34006), (46, 17003), (49, 15962), (98, 7981), (161, 4858), (322, 2429), (347, 2254), (694, 1127)]