389645704

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{1571}}^1$

素因数の和:1730

約数の個数: 64

約数和(自身を含む): 863216640

約数和(自身を除く): 473570936

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 103, 172, 206, 301, 344, 412, 602, 721, 824, 1204, 1442, 1571, 2408, 2884, 3142, 4429, 5768, 6284, 8858, 10997, 12568, 17716, 21994, 31003, 35432, 43988, 62006, 67553, 87976, 124012, 135106, 161813, 248024, 270212, 323626, 472871, 540424, 647252, 945742, 1132691, 1294504, 1891484, 2265382, 3782968, 4530764, 6957959, 9061528, 13915918, 27831836, 48705713, 55663672, 97411426, 194822852, 389645704]

約数ペア:

[(1, 389645704), (2, 194822852), (4, 97411426), (7, 55663672), (8, 48705713), (14, 27831836), (28, 13915918), (43, 9061528), (56, 6957959), (86, 4530764), (103, 3782968), (172, 2265382), (206, 1891484), (301, 1294504), (344, 1132691), (412, 945742), (602, 647252), (721, 540424), (824, 472871), (1204, 323626), (1442, 270212), (1571, 248024), (2408, 161813), (2884, 135106), (3142, 124012), (4429, 87976), (5768, 67553), (6284, 62006), (8858, 43988), (10997, 35432), (12568, 31003), (17716, 21994)]