28265190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{21911}}^1$

素因数の和:21964

約数の個数: 32

約数和(自身を含む): 69417216

約数和(自身を除く): 41152026

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 21911, 43822, 65733, 109555, 131466, 219110, 328665, 657330, 942173, 1884346, 2826519, 4710865, 5653038, 9421730, 14132595, 28265190]

約数ペア:

[(1, 28265190), (2, 14132595), (3, 9421730), (5, 5653038), (6, 4710865), (10, 2826519), (15, 1884346), (30, 942173), (43, 657330), (86, 328665), (129, 219110), (215, 131466), (258, 109555), (430, 65733), (645, 43822), (1290, 21911)]