319432856

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{138163}}^1$

素因数の和:138203

約数の個数: 24

約数和(自身を含む): 636245220

約数和(自身を除く): 316812364

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 138163, 276326, 552652, 1105304, 2348771, 4697542, 9395084, 18790168, 39929107, 79858214, 159716428, 319432856]

約数ペア:

[(1, 319432856), (2, 159716428), (4, 79858214), (8, 39929107), (17, 18790168), (34, 9395084), (68, 4697542), (136, 2348771), (289, 1105304), (578, 552652), (1156, 276326), (2312, 138163)]