289900898

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{64109}}^1$

素因数の和:64154

約数の個数: 32

約数和(自身を含む): 553910400

約数和(自身を除く): 264009502

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 119, 133, 238, 266, 323, 646, 2261, 4522, 64109, 128218, 448763, 897526, 1089853, 1218071, 2179706, 2436142, 7628971, 8526497, 15257942, 17052994, 20707207, 41414414, 144950449, 289900898]

約数ペア:

[(1, 289900898), (2, 144950449), (7, 41414414), (14, 20707207), (17, 17052994), (19, 15257942), (34, 8526497), (38, 7628971), (119, 2436142), (133, 2179706), (238, 1218071), (266, 1089853), (323, 897526), (646, 448763), (2261, 128218), (4522, 64109)]