203789915

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{127}}^2$

素因数の和:304

約数の個数: 36

約数和(自身を含む): 297308016

約数和(自身を除く): 93518101

約数列:

[1, 5, 7, 19, 35, 95, 127, 133, 361, 635, 665, 889, 1805, 2413, 2527, 4445, 12065, 12635, 16129, 16891, 45847, 80645, 84455, 112903, 229235, 306451, 320929, 564515, 1532255, 1604645, 2145157, 5822569, 10725785, 29112845, 40757983, 203789915]

約数ペア:

[(1, 203789915), (5, 40757983), (7, 29112845), (19, 10725785), (35, 5822569), (95, 2145157), (127, 1604645), (133, 1532255), (361, 564515), (635, 320929), (665, 306451), (889, 229235), (1805, 112903), (2413, 84455), (2527, 80645), (4445, 45847), (12065, 16891), (12635, 16129)]