207905733

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{601}}^1$

素因数の和:667

約数の個数: 72

約数和(自身を含む): 384413120

約数和(自身を除く): 176507387

約数列:

[1, 3, 7, 9, 17, 19, 21, 51, 57, 63, 119, 133, 153, 171, 289, 323, 357, 399, 601, 867, 969, 1071, 1197, 1803, 2023, 2261, 2601, 2907, 4207, 5409, 5491, 6069, 6783, 10217, 11419, 12621, 16473, 18207, 20349, 30651, 34257, 37863, 38437, 49419, 71519, 79933, 91953, 102771, 115311, 173689, 194123, 214557, 239799, 345933, 521067, 582369, 643671, 719397, 1215823, 1358861, 1563201, 1747107, 3300091, 3647469, 4076583, 9900273, 10942407, 12229749, 23100637, 29700819, 69301911, 207905733]

約数ペア:

[(1, 207905733), (3, 69301911), (7, 29700819), (9, 23100637), (17, 12229749), (19, 10942407), (21, 9900273), (51, 4076583), (57, 3647469), (63, 3300091), (119, 1747107), (133, 1563201), (153, 1358861), (171, 1215823), (289, 719397), (323, 643671), (357, 582369), (399, 521067), (601, 345933), (867, 239799), (969, 214557), (1071, 194123), (1197, 173689), (1803, 115311), (2023, 102771), (2261, 91953), (2601, 79933), (2907, 71519), (4207, 49419), (5409, 38437), (5491, 37863), (6069, 34257), (6783, 30651), (10217, 20349), (11419, 18207), (12621, 16473)]