78849808

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{289889}}^1$

素因数の和:289914

約数の個数: 20

約数和(自身を含む): 161758620

約数和(自身を除く): 82908812

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 289889, 579778, 1159556, 2319112, 4638224, 4928113, 9856226, 19712452, 39424904, 78849808]

約数ペア:

[(1, 78849808), (2, 39424904), (4, 19712452), (8, 9856226), (16, 4928113), (17, 4638224), (34, 2319112), (68, 1159556), (136, 579778), (272, 289889)]