215768552

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{349}}^1\times {\mathrm{709}}^1$

素因数の和:1173

約数の個数: 32

約数和(自身を含む): 410025000

約数和(自身を除く): 194256448

約数列:

[1, 2, 4, 8, 109, 218, 349, 436, 698, 709, 872, 1396, 1418, 2792, 2836, 5672, 38041, 76082, 77281, 152164, 154562, 247441, 304328, 309124, 494882, 618248, 989764, 1979528, 26971069, 53942138, 107884276, 215768552]

約数ペア:

[(1, 215768552), (2, 107884276), (4, 53942138), (8, 26971069), (109, 1979528), (218, 989764), (349, 618248), (436, 494882), (698, 309124), (709, 304328), (872, 247441), (1396, 154562), (1418, 152164), (2792, 77281), (2836, 76082), (5672, 38041)]