3999104

素因数分解:

$2^7\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:370

約数の個数: 32

約数和(自身を含む): 8058000

約数和(自身を除く): 4058896

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 157, 199, 314, 398, 628, 796, 1256, 1592, 2512, 3184, 5024, 6368, 10048, 12736, 20096, 25472, 31243, 62486, 124972, 249944, 499888, 999776, 1999552, 3999104]

約数ペア:

[(1, 3999104), (2, 1999552), (4, 999776), (8, 499888), (16, 249944), (32, 124972), (64, 62486), (128, 31243), (157, 25472), (199, 20096), (314, 12736), (398, 10048), (628, 6368), (796, 5024), (1256, 3184), (1592, 2512)]