2648787878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{557}}^1\times {\mathrm{216157}}^1$

素因数の和:216727

約数の個数: 16

約数和(自身を含む): 4342181904

約数和(自身を除く): 1693394026

約数列:

[1, 2, 11, 22, 557, 1114, 6127, 12254, 216157, 432314, 2377727, 4755454, 120399449, 240798898, 1324393939, 2648787878]

約数ペア:

[(1, 2648787878), (2, 1324393939), (11, 240798898), (22, 120399449), (557, 4755454), (1114, 2377727), (6127, 432314), (12254, 216157)]