228928511

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{73}}^2$

素因数の和:208

約数の個数: 36

約数和(自身を含む): 296430192

約数和(自身を除く): 67501681

約数列:

[1, 7, 17, 19, 73, 119, 133, 323, 361, 511, 1241, 1387, 2261, 2527, 5329, 6137, 8687, 9709, 23579, 26353, 37303, 42959, 90593, 101251, 165053, 184471, 448001, 634151, 708757, 1721267, 1923769, 3136007, 12048869, 13466383, 32704073, 228928511]

約数ペア:

[(1, 228928511), (7, 32704073), (17, 13466383), (19, 12048869), (73, 3136007), (119, 1923769), (133, 1721267), (323, 708757), (361, 634151), (511, 448001), (1241, 184471), (1387, 165053), (2261, 101251), (2527, 90593), (5329, 42959), (6137, 37303), (8687, 26353), (9709, 23579)]