156972241517

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{2311}}^1\times {\mathrm{15233}}^1$

素因数の和:17578

約数の個数: 32

約数和(自身を含む): 197237644800

約数和(自身を除く): 40265403283

約数列:

[1, 7, 13, 49, 91, 343, 637, 2311, 4459, 15233, 16177, 30043, 106631, 113239, 198029, 210301, 746417, 792673, 1386203, 1472107, 5224919, 9703421, 10304749, 35203463, 67923947, 246424241, 457645019, 1724969687, 3203515133, 12074787809, 22424605931, 156972241517]

約数ペア:

[(1, 156972241517), (7, 22424605931), (13, 12074787809), (49, 3203515133), (91, 1724969687), (343, 457645019), (637, 246424241), (2311, 67923947), (4459, 35203463), (15233, 10304749), (16177, 9703421), (30043, 5224919), (106631, 1472107), (113239, 1386203), (198029, 792673), (210301, 746417)]