8711456

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1$

素因数の和:553

約数の個数: 48

約数和(自身を含む): 18938304

約数和(自身を除く): 10226848

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 172, 208, 344, 416, 487, 559, 688, 974, 1118, 1376, 1948, 2236, 3896, 4472, 6331, 7792, 8944, 12662, 15584, 17888, 20941, 25324, 41882, 50648, 83764, 101296, 167528, 202592, 272233, 335056, 544466, 670112, 1088932, 2177864, 4355728, 8711456]

約数ペア:

[(1, 8711456), (2, 4355728), (4, 2177864), (8, 1088932), (13, 670112), (16, 544466), (26, 335056), (32, 272233), (43, 202592), (52, 167528), (86, 101296), (104, 83764), (172, 50648), (208, 41882), (344, 25324), (416, 20941), (487, 17888), (559, 15584), (688, 12662), (974, 8944), (1118, 7792), (1376, 6331), (1948, 4472), (2236, 3896)]