215294378

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{192571}}^1$

素因数の和:192629

約数の個数: 16

約数和(自身を含む): 355873056

約数和(自身を除く): 140578678

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 192571, 385142, 2503423, 5006846, 8280553, 16561106, 107647189, 215294378]

約数ペア:

[(1, 215294378), (2, 107647189), (13, 16561106), (26, 8280553), (43, 5006846), (86, 2503423), (559, 385142), (1118, 192571)]