30563799

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 51655680

約数和(自身を除く): 21091881

約数列:

[1, 3, 7, 19, 21, 31, 49, 57, 93, 133, 147, 217, 353, 399, 589, 651, 931, 1059, 1519, 1767, 2471, 2793, 4123, 4557, 6707, 7413, 10943, 12369, 17297, 20121, 28861, 32829, 46949, 51891, 76601, 86583, 140847, 207917, 229803, 328643, 536207, 623751, 985929, 1455419, 1608621, 4366257, 10187933, 30563799]

約数ペア:

[(1, 30563799), (3, 10187933), (7, 4366257), (19, 1608621), (21, 1455419), (31, 985929), (49, 623751), (57, 536207), (93, 328643), (133, 229803), (147, 207917), (217, 140847), (353, 86583), (399, 76601), (589, 51891), (651, 46949), (931, 32829), (1059, 28861), (1519, 20121), (1767, 17297), (2471, 12369), (2793, 10943), (4123, 7413), (4557, 6707)]