627489214

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{217727}}^1$

素因数の和:217871

約数の個数: 16

約数和(自身を含む): 1034643456

約数和(自身を除く): 407154242

約数列:

[1, 2, 11, 22, 131, 262, 1441, 2882, 217727, 435454, 2394997, 4789994, 28522237, 57044474, 313744607, 627489214]

約数ペア:

[(1, 627489214), (2, 313744607), (11, 57044474), (22, 28522237), (131, 4789994), (262, 2394997), (1441, 435454), (2882, 217727)]