1679678

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{839}}^1$

素因数の和:872

約数の個数: 32

約数和(自身を含む): 3386880

約数和(自身を除く): 1707202

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 839, 1001, 1678, 2002, 5873, 9229, 10907, 11746, 18458, 21814, 64603, 76349, 119977, 129206, 152698, 239954, 839839, 1679678]

約数ペア:

[(1, 1679678), (2, 839839), (7, 239954), (11, 152698), (13, 129206), (14, 119977), (22, 76349), (26, 64603), (77, 21814), (91, 18458), (143, 11746), (154, 10907), (182, 9229), (286, 5873), (839, 2002), (1001, 1678)]