78648581

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 95232000

約数和(自身を除く): 16583419

約数列:

[1, 11, 19, 31, 61, 199, 209, 341, 589, 671, 1159, 1891, 2189, 3781, 6169, 6479, 12139, 12749, 20801, 35929, 41591, 67859, 117211, 133529, 230641, 376309, 395219, 1289321, 2537051, 4139399, 7149871, 78648581]

約数ペア:

[(1, 78648581), (11, 7149871), (19, 4139399), (31, 2537051), (61, 1289321), (199, 395219), (209, 376309), (341, 230641), (589, 133529), (671, 117211), (1159, 67859), (1891, 41591), (2189, 35929), (3781, 20801), (6169, 12749), (6479, 12139)]