128711828

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{38629}}^1$

素因数の和:38664

約数の個数: 36

約数和(自身を含む): 277440660

約数和(自身を除く): 148728832

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 196, 238, 476, 833, 1666, 3332, 38629, 77258, 154516, 270403, 540806, 656693, 1081612, 1313386, 1892821, 2626772, 3785642, 4596851, 7571284, 9193702, 18387404, 32177957, 64355914, 128711828]

約数ペア:

[(1, 128711828), (2, 64355914), (4, 32177957), (7, 18387404), (14, 9193702), (17, 7571284), (28, 4596851), (34, 3785642), (49, 2626772), (68, 1892821), (98, 1313386), (119, 1081612), (196, 656693), (238, 540806), (476, 270403), (833, 154516), (1666, 77258), (3332, 38629)]