71684072

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{218549}}^1$

素因数の和:218596

約数の個数: 16

約数和(自身を含む): 137686500

約数和(自身を除く): 66002428

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 218549, 437098, 874196, 1748392, 8960509, 17921018, 35842036, 71684072]

約数ペア:

[(1, 71684072), (2, 35842036), (4, 17921018), (8, 8960509), (41, 1748392), (82, 874196), (164, 437098), (328, 218549)]