64809018

素因数分解:

$2^1\times 3^3\times {\mathrm{1200167}}^1$

素因数の和:1200178

約数の個数: 16

約数和(自身を含む): 144020160

約数和(自身を除く): 79211142

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1200167, 2400334, 3600501, 7201002, 10801503, 21603006, 32404509, 64809018]

約数ペア:

[(1, 64809018), (2, 32404509), (3, 21603006), (6, 10801503), (9, 7201002), (18, 3600501), (27, 2400334), (54, 1200167)]