15216213

素因数分解:

$3^1\times {\mathrm{29}}^2\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:261

約数の個数: 24

約数和(自身を含む): 21712288

約数和(自身を除く): 6496075

約数列:

[1, 3, 29, 37, 87, 111, 163, 489, 841, 1073, 2523, 3219, 4727, 6031, 14181, 18093, 31117, 93351, 137083, 174899, 411249, 524697, 5072071, 15216213]

約数ペア:

[(1, 15216213), (3, 5072071), (29, 524697), (37, 411249), (87, 174899), (111, 137083), (163, 93351), (489, 31117), (841, 18093), (1073, 14181), (2523, 6031), (3219, 4727)]