213492075

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{643}}^1$

素因数の和:908

約数の個数: 48

約数和(自身を含む): 373726080

約数和(自身を除く): 160234005

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 233, 285, 475, 643, 699, 1165, 1425, 1929, 3215, 3495, 4427, 5825, 9645, 12217, 13281, 16075, 17475, 22135, 36651, 48225, 61085, 66405, 110675, 149819, 183255, 305425, 332025, 449457, 749095, 916275, 2247285, 2846561, 3745475, 8539683, 11236425, 14232805, 42698415, 71164025, 213492075]

約数ペア:

[(1, 213492075), (3, 71164025), (5, 42698415), (15, 14232805), (19, 11236425), (25, 8539683), (57, 3745475), (75, 2846561), (95, 2247285), (233, 916275), (285, 749095), (475, 449457), (643, 332025), (699, 305425), (1165, 183255), (1425, 149819), (1929, 110675), (3215, 66405), (3495, 61085), (4427, 48225), (5825, 36651), (9645, 22135), (12217, 17475), (13281, 16075)]