209623173695

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1\times {\mathrm{288227}}^1$

素因数の和:288479

約数の個数: 32

約数和(自身を含む): 276588200448

約数和(自身を除く): 66965026753

約数列:

[1, 5, 13, 65, 67, 167, 335, 835, 871, 2171, 4355, 10855, 11189, 55945, 145457, 288227, 727285, 1441135, 3746951, 18734755, 19311209, 48133909, 96556045, 240669545, 251045717, 625740817, 1255228585, 3128704085, 3224971903, 16124859515, 41924634739, 209623173695]

約数ペア:

[(1, 209623173695), (5, 41924634739), (13, 16124859515), (65, 3224971903), (67, 3128704085), (167, 1255228585), (335, 625740817), (835, 251045717), (871, 240669545), (2171, 96556045), (4355, 48133909), (10855, 19311209), (11189, 18734755), (55945, 3746951), (145457, 1441135), (288227, 727285)]