257234068

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{3169}}^1$

素因数の和:3416

約数の個数: 48

約数和(自身を含む): 556702720

約数和(自身を除く): 299468652

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 223, 364, 446, 892, 1561, 2899, 3122, 3169, 5798, 6244, 6338, 11596, 12676, 20293, 22183, 40586, 41197, 44366, 81172, 82394, 88732, 164788, 288379, 576758, 706687, 1153516, 1413374, 2826748, 4946809, 9186931, 9893618, 18373862, 19787236, 36747724, 64308517, 128617034, 257234068]

約数ペア:

[(1, 257234068), (2, 128617034), (4, 64308517), (7, 36747724), (13, 19787236), (14, 18373862), (26, 9893618), (28, 9186931), (52, 4946809), (91, 2826748), (182, 1413374), (223, 1153516), (364, 706687), (446, 576758), (892, 288379), (1561, 164788), (2899, 88732), (3122, 82394), (3169, 81172), (5798, 44366), (6244, 41197), (6338, 40586), (11596, 22183), (12676, 20293)]