211724315

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{383}}^1$

素因数の和:464

約数の個数: 48

約数和(自身を含む): 305786880

約数和(自身を除く): 94062565

約数列:

[1, 5, 11, 19, 23, 55, 95, 115, 209, 253, 383, 437, 529, 1045, 1265, 1915, 2185, 2645, 4213, 4807, 5819, 7277, 8809, 10051, 21065, 24035, 29095, 36385, 44045, 50255, 80047, 96899, 110561, 167371, 202607, 400235, 484495, 552805, 836855, 1013035, 1841081, 2228677, 3849533, 9205405, 11143385, 19247665, 42344863, 211724315]

約数ペア:

[(1, 211724315), (5, 42344863), (11, 19247665), (19, 11143385), (23, 9205405), (55, 3849533), (95, 2228677), (115, 1841081), (209, 1013035), (253, 836855), (383, 552805), (437, 484495), (529, 400235), (1045, 202607), (1265, 167371), (1915, 110561), (2185, 96899), (2645, 80047), (4213, 50255), (4807, 44045), (5819, 36385), (7277, 29095), (8809, 24035), (10051, 21065)]