201545673

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{72161}}^1$

素因数の和:72197

約数の個数: 24

約数和(自身を含む): 329058720

約数和(自身を除く): 127513047

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 72161, 216483, 505127, 1371059, 1515381, 3535889, 4113177, 9597413, 10607667, 28792239, 67181891, 201545673]

約数ペア:

[(1, 201545673), (3, 67181891), (7, 28792239), (19, 10607667), (21, 9597413), (49, 4113177), (57, 3535889), (133, 1515381), (147, 1371059), (399, 505127), (931, 216483), (2793, 72161)]