217202388

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1392323}}^1$

素因数の和:1392343

約数の個数: 24

約数和(自身を含む): 545791008

約数和(自身を除く): 328588620

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1392323, 2784646, 4176969, 5569292, 8353938, 16707876, 18100199, 36200398, 54300597, 72400796, 108601194, 217202388]

約数ペア:

[(1, 217202388), (2, 108601194), (3, 72400796), (4, 54300597), (6, 36200398), (12, 18100199), (13, 16707876), (26, 8353938), (39, 5569292), (52, 4176969), (78, 2784646), (156, 1392323)]