293388290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{21911}}^1$

素因数の和:22034

約数の個数: 32

約数和(自身を含む): 574269696

約数和(自身を除く): 280881406

約数列:

[1, 2, 5, 10, 13, 26, 65, 103, 130, 206, 515, 1030, 1339, 2678, 6695, 13390, 21911, 43822, 109555, 219110, 284843, 569686, 1424215, 2256833, 2848430, 4513666, 11284165, 22568330, 29338829, 58677658, 146694145, 293388290]

約数ペア:

[(1, 293388290), (2, 146694145), (5, 58677658), (10, 29338829), (13, 22568330), (26, 11284165), (65, 4513666), (103, 2848430), (130, 2256833), (206, 1424215), (515, 569686), (1030, 284843), (1339, 219110), (2678, 109555), (6695, 43822), (13390, 21911)]