78708368

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{289369}}^1$

素因数の和:289394

約数の個数: 20

約数和(自身を含む): 161468460

約数和(自身を除く): 82760092

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 289369, 578738, 1157476, 2314952, 4629904, 4919273, 9838546, 19677092, 39354184, 78708368]

約数ペア:

[(1, 78708368), (2, 39354184), (4, 19677092), (8, 9838546), (16, 4919273), (17, 4629904), (34, 2314952), (68, 1157476), (136, 578738), (272, 289369)]