2017305563

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{617}}^1$

素因数の和:748

約数の個数: 64

約数和(自身を含む): 2746490880

約数和(自身を除く): 729185317

約数列:

[1, 7, 13, 19, 31, 61, 91, 133, 217, 247, 403, 427, 589, 617, 793, 1159, 1729, 1891, 2821, 4123, 4319, 5551, 7657, 8021, 8113, 11723, 13237, 15067, 19127, 24583, 35929, 37637, 53599, 56147, 82061, 105469, 133889, 152399, 172081, 248651, 251503, 263459, 363413, 467077, 489281, 715103, 1066793, 1166747, 1740557, 2543891, 3269539, 3424967, 4724369, 5005721, 8167229, 9296339, 15167711, 22168193, 33070583, 65074373, 106173977, 155177351, 288186509, 2017305563]

約数ペア:

[(1, 2017305563), (7, 288186509), (13, 155177351), (19, 106173977), (31, 65074373), (61, 33070583), (91, 22168193), (133, 15167711), (217, 9296339), (247, 8167229), (403, 5005721), (427, 4724369), (589, 3424967), (617, 3269539), (793, 2543891), (1159, 1740557), (1729, 1166747), (1891, 1066793), (2821, 715103), (4123, 489281), (4319, 467077), (5551, 363413), (7657, 263459), (8021, 251503), (8113, 248651), (11723, 172081), (13237, 152399), (15067, 133889), (19127, 105469), (24583, 82061), (35929, 56147), (37637, 53599)]