217206646

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{569}}^1$

素因数の和:780

約数の個数: 32

約数和(自身を含む): 346705920

約数和(自身を除く): 129499274

約数列:

[1, 2, 31, 47, 62, 94, 131, 262, 569, 1138, 1457, 2914, 4061, 6157, 8122, 12314, 17639, 26743, 35278, 53486, 74539, 149078, 190867, 381734, 829033, 1658066, 2310709, 3503333, 4621418, 7006666, 108603323, 217206646]

約数ペア:

[(1, 217206646), (2, 108603323), (31, 7006666), (47, 4621418), (62, 3503333), (94, 2310709), (131, 1658066), (262, 829033), (569, 381734), (1138, 190867), (1457, 149078), (2914, 74539), (4061, 53486), (6157, 35278), (8122, 26743), (12314, 17639)]