326496494

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{128239}}^1$

素因数の和:128327

約数の個数: 16

約数和(自身を含む): 523219200

約数和(自身を除く): 196722706

約数列:

[1, 2, 19, 38, 67, 134, 1273, 2546, 128239, 256478, 2436541, 4873082, 8592013, 17184026, 163248247, 326496494]

約数ペア:

[(1, 326496494), (2, 163248247), (19, 17184026), (38, 8592013), (67, 4873082), (134, 2436541), (1273, 256478), (2546, 128239)]