642768626

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{33349}}^1$

素因数の和:33793

約数の個数: 16

約数和(自身を含む): 1008504000

約数和(自身を除く): 365735374

約数列:

[1, 2, 23, 46, 419, 838, 9637, 19274, 33349, 66698, 767027, 1534054, 13973231, 27946462, 321384313, 642768626]

約数ペア:

[(1, 642768626), (2, 321384313), (23, 27946462), (46, 13973231), (419, 1534054), (838, 767027), (9637, 66698), (19274, 33349)]