65131408

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{66733}}^1$

素因数の和:66802

約数の個数: 20

約数和(自身を含む): 128262748

約数和(自身を除く): 63131340

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 66733, 133466, 266932, 533864, 1067728, 4070713, 8141426, 16282852, 32565704, 65131408]

約数ペア:

[(1, 65131408), (2, 32565704), (4, 16282852), (8, 8141426), (16, 4070713), (61, 1067728), (122, 533864), (244, 266932), (488, 133466), (976, 66733)]