189637839

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{241}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 301260960

約数和(自身を除く): 111623121

約数列:

[1, 3, 9, 17, 37, 51, 111, 139, 153, 241, 333, 417, 629, 723, 1251, 1887, 2169, 2363, 4097, 5143, 5661, 7089, 8917, 12291, 15429, 21267, 26751, 33499, 36873, 46287, 80253, 87431, 100497, 151589, 262293, 301491, 454767, 569483, 786879, 1239463, 1364301, 1708449, 3718389, 5125347, 11155167, 21070871, 63212613, 189637839]

約数ペア:

[(1, 189637839), (3, 63212613), (9, 21070871), (17, 11155167), (37, 5125347), (51, 3718389), (111, 1708449), (139, 1364301), (153, 1239463), (241, 786879), (333, 569483), (417, 454767), (629, 301491), (723, 262293), (1251, 151589), (1887, 100497), (2169, 87431), (2363, 80253), (4097, 46287), (5143, 36873), (5661, 33499), (7089, 26751), (8917, 21267), (12291, 15429)]