641516434

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{666857}}^1$

素因数の和:666909

約数の個数: 16

約数和(自身を含む): 1064305368

約数和(自身を除く): 422788934

約数列:

[1, 2, 13, 26, 37, 74, 481, 962, 666857, 1333714, 8669141, 17338282, 24673709, 49347418, 320758217, 641516434]

約数ペア:

[(1, 641516434), (2, 320758217), (13, 49347418), (26, 24673709), (37, 17338282), (74, 8669141), (481, 1333714), (962, 666857)]