20171421705

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{277099}}^1$

素因数の和:277341

約数の個数: 32

約数和(自身を含む): 33837235200

約数和(自身を除く): 13665813495

約数列:

[1, 3, 5, 15, 23, 69, 115, 211, 345, 633, 1055, 3165, 4853, 14559, 24265, 72795, 277099, 831297, 1385495, 4156485, 6373277, 19119831, 31866385, 58467889, 95599155, 175403667, 292339445, 877018335, 1344761447, 4034284341, 6723807235, 20171421705]

約数ペア:

[(1, 20171421705), (3, 6723807235), (5, 4034284341), (15, 1344761447), (23, 877018335), (69, 292339445), (115, 175403667), (211, 95599155), (345, 58467889), (633, 31866385), (1055, 19119831), (3165, 6373277), (4853, 4156485), (14559, 1385495), (24265, 831297), (72795, 277099)]