208754505

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{673}}^1$

素因数の和:858

約数の個数: 48

約数和(自身を含む): 371578896

約数和(自身を除く): 162824391

約数列:

[1, 3, 5, 9, 15, 45, 61, 113, 183, 305, 339, 549, 565, 673, 915, 1017, 1695, 2019, 2745, 3365, 5085, 6057, 6893, 10095, 20679, 30285, 34465, 41053, 62037, 76049, 103395, 123159, 205265, 228147, 310185, 369477, 380245, 615795, 684441, 1140735, 1847385, 3422205, 4638989, 13916967, 23194945, 41750901, 69584835, 208754505]

約数ペア:

[(1, 208754505), (3, 69584835), (5, 41750901), (9, 23194945), (15, 13916967), (45, 4638989), (61, 3422205), (113, 1847385), (183, 1140735), (305, 684441), (339, 615795), (549, 380245), (565, 369477), (673, 310185), (915, 228147), (1017, 205265), (1695, 123159), (2019, 103395), (2745, 76049), (3365, 62037), (5085, 41053), (6057, 34465), (6893, 30285), (10095, 20679)]