164985405

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{1759}}^1$

素因数の和:1830

約数の個数: 48

約数和(自身を含む): 293736960

約数和(自身を除く): 128751555

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 169, 185, 195, 481, 507, 555, 845, 1443, 1759, 2405, 2535, 5277, 6253, 7215, 8795, 18759, 22867, 26385, 31265, 65083, 68601, 93795, 114335, 195249, 297271, 325415, 343005, 846079, 891813, 976245, 1486355, 2538237, 4230395, 4459065, 10999027, 12691185, 32997081, 54995135, 164985405]

約数ペア:

[(1, 164985405), (3, 54995135), (5, 32997081), (13, 12691185), (15, 10999027), (37, 4459065), (39, 4230395), (65, 2538237), (111, 1486355), (169, 976245), (185, 891813), (195, 846079), (481, 343005), (507, 325415), (555, 297271), (845, 195249), (1443, 114335), (1759, 93795), (2405, 68601), (2535, 65083), (5277, 31265), (6253, 26385), (7215, 22867), (8795, 18759)]