218150884

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1\times {\mathrm{379}}^1$

素因数の和:788

約数の個数: 48

約数和(自身を含む): 445943680

約数和(自身を除く): 227792796

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 337, 379, 427, 674, 758, 854, 1348, 1516, 1708, 2359, 2653, 4718, 5306, 9436, 10612, 20557, 23119, 41114, 46238, 82228, 92476, 127723, 143899, 161833, 255446, 287798, 323666, 510892, 575596, 647332, 894061, 1788122, 3576244, 7791103, 15582206, 31164412, 54537721, 109075442, 218150884]

約数ペア:

[(1, 218150884), (2, 109075442), (4, 54537721), (7, 31164412), (14, 15582206), (28, 7791103), (61, 3576244), (122, 1788122), (244, 894061), (337, 647332), (379, 575596), (427, 510892), (674, 323666), (758, 287798), (854, 255446), (1348, 161833), (1516, 143899), (1708, 127723), (2359, 92476), (2653, 82228), (4718, 46238), (5306, 41114), (9436, 23119), (10612, 20557)]