16405245

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 29877120

約数和(自身を除く): 13471875

約数列:

[1, 3, 5, 9, 15, 37, 45, 59, 111, 167, 177, 185, 295, 333, 501, 531, 555, 835, 885, 1503, 1665, 2183, 2505, 2655, 6179, 6549, 7515, 9853, 10915, 18537, 19647, 29559, 30895, 32745, 49265, 55611, 88677, 92685, 98235, 147795, 278055, 364561, 443385, 1093683, 1822805, 3281049, 5468415, 16405245]

約数ペア:

[(1, 16405245), (3, 5468415), (5, 3281049), (9, 1822805), (15, 1093683), (37, 443385), (45, 364561), (59, 278055), (111, 147795), (167, 98235), (177, 92685), (185, 88677), (295, 55611), (333, 49265), (501, 32745), (531, 30895), (555, 29559), (835, 19647), (885, 18537), (1503, 10915), (1665, 9853), (2183, 7515), (2505, 6549), (2655, 6179)]