64041964

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^2\times {\mathrm{1237}}^1$

素因数の和:1334

約数の個数: 36

約数和(自身を含む): 131237904

約数和(自身を除く): 67195940

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 1237, 1849, 2474, 3698, 4948, 7396, 8659, 12943, 17318, 25886, 34636, 51772, 53191, 106382, 212764, 372337, 744674, 1489348, 2287213, 4574426, 9148852, 16010491, 32020982, 64041964]

約数ペア:

[(1, 64041964), (2, 32020982), (4, 16010491), (7, 9148852), (14, 4574426), (28, 2287213), (43, 1489348), (86, 744674), (172, 372337), (301, 212764), (602, 106382), (1204, 53191), (1237, 51772), (1849, 34636), (2474, 25886), (3698, 17318), (4948, 12943), (7396, 8659)]