7821470293

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{461}}^1\times {\mathrm{5039}}^1$

素因数の和:5557

約数の個数: 32

約数和(自身を含む): 9910010880

約数和(自身を除く): 2088540587

約数列:

[1, 7, 13, 37, 91, 259, 461, 481, 3227, 3367, 5039, 5993, 17057, 35273, 41951, 65507, 119399, 186443, 221741, 458549, 1305101, 1552187, 2322979, 2423759, 16260853, 16966313, 30198727, 85950223, 211391089, 601651561, 1117352899, 7821470293]

約数ペア:

[(1, 7821470293), (7, 1117352899), (13, 601651561), (37, 211391089), (91, 85950223), (259, 30198727), (461, 16966313), (481, 16260853), (3227, 2423759), (3367, 2322979), (5039, 1552187), (5993, 1305101), (17057, 458549), (35273, 221741), (41951, 186443), (65507, 119399)]