2017720803

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{557}}^1$

素因数の和:796

約数の個数: 64

約数和(自身を含む): 3329786880

約数和(自身を除く): 1312066077

約数列:

[1, 3, 7, 17, 21, 51, 73, 119, 139, 219, 357, 417, 511, 557, 973, 1241, 1533, 1671, 2363, 2919, 3723, 3899, 7089, 8687, 9469, 10147, 11697, 16541, 26061, 28407, 30441, 40661, 49623, 66283, 71029, 77423, 121983, 172499, 198849, 213087, 232269, 284627, 517497, 541961, 691237, 853881, 1207493, 1316191, 1625883, 2073711, 3622479, 3948573, 4838659, 5651879, 9213337, 14515977, 16955637, 27640011, 39563153, 96081943, 118689459, 288245829, 672573601, 2017720803]

約数ペア:

[(1, 2017720803), (3, 672573601), (7, 288245829), (17, 118689459), (21, 96081943), (51, 39563153), (73, 27640011), (119, 16955637), (139, 14515977), (219, 9213337), (357, 5651879), (417, 4838659), (511, 3948573), (557, 3622479), (973, 2073711), (1241, 1625883), (1533, 1316191), (1671, 1207493), (2363, 853881), (2919, 691237), (3723, 541961), (3899, 517497), (7089, 284627), (8687, 232269), (9469, 213087), (10147, 198849), (11697, 172499), (16541, 121983), (26061, 77423), (28407, 71029), (30441, 66283), (40661, 49623)]