1318985185

素因数分解:

$5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{68147}}^1$

素因数の和:68245

約数の個数: 24

約数和(自身を含む): 1864529280

約数和(自身を除く): 545544095

約数列:

[1, 5, 7, 35, 49, 79, 245, 395, 553, 2765, 3871, 19355, 68147, 340735, 477029, 2385145, 3339203, 5383613, 16696015, 26918065, 37685291, 188426455, 263797037, 1318985185]

約数ペア:

[(1, 1318985185), (5, 263797037), (7, 188426455), (35, 37685291), (49, 26918065), (79, 16696015), (245, 5383613), (395, 3339203), (553, 2385145), (2765, 477029), (3871, 340735), (19355, 68147)]