221036354

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{205043}}^1$

素因数の和:205070

約数の個数: 24

約数和(自身を含む): 420750288

約数和(自身を除く): 199713934

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 205043, 410086, 1435301, 2255473, 2870602, 4510946, 10047107, 15788311, 20094214, 31576622, 110518177, 221036354]

約数ペア:

[(1, 221036354), (2, 110518177), (7, 31576622), (11, 20094214), (14, 15788311), (22, 10047107), (49, 4510946), (77, 2870602), (98, 2255473), (154, 1435301), (539, 410086), (1078, 205043)]