128538863278

素因数分解:

$2^1\times 7^1\times {\mathrm{1877}}^1\times {\mathrm{4891501}}^1$

素因数の和:4893387

約数の個数: 16

約数和(自身を含む): 220469778144

約数和(自身を除く): 91930914866

約数列:

[1, 2, 7, 14, 1877, 3754, 13139, 26278, 4891501, 9783002, 34240507, 68481014, 9181347377, 18362694754, 64269431639, 128538863278]

約数ペア:

[(1, 128538863278), (2, 64269431639), (7, 18362694754), (14, 9181347377), (1877, 68481014), (3754, 34240507), (13139, 9783002), (26278, 4891501)]