247034905

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{593}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 352194480

約数和(自身を除く): 105159575

約数列:

[1, 5, 13, 17, 29, 65, 85, 145, 169, 221, 377, 493, 593, 845, 1105, 1885, 2465, 2873, 2965, 4901, 6409, 7709, 10081, 14365, 17197, 24505, 32045, 38545, 50405, 83317, 85985, 100217, 131053, 223561, 292349, 416585, 501085, 655265, 1117805, 1461745, 1703689, 2906293, 3800537, 8518445, 14531465, 19002685, 49406981, 247034905]

約数ペア:

[(1, 247034905), (5, 49406981), (13, 19002685), (17, 14531465), (29, 8518445), (65, 3800537), (85, 2906293), (145, 1703689), (169, 1461745), (221, 1117805), (377, 655265), (493, 501085), (593, 416585), (845, 292349), (1105, 223561), (1885, 131053), (2465, 100217), (2873, 85985), (2965, 83317), (4901, 50405), (6409, 38545), (7709, 32045), (10081, 24505), (14365, 17197)]