23919885

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:247

約数の個数: 72

約数和(自身を含む): 47803392

約数和(自身を除く): 23883507

約数列:

[1, 3, 5, 9, 11, 15, 23, 33, 45, 55, 69, 99, 115, 121, 165, 191, 207, 253, 345, 363, 495, 573, 605, 759, 955, 1035, 1089, 1265, 1719, 1815, 2101, 2277, 2783, 2865, 3795, 4393, 5445, 6303, 8349, 8595, 10505, 11385, 13179, 13915, 18909, 21965, 23111, 25047, 31515, 39537, 41745, 48323, 65895, 69333, 94545, 115555, 125235, 144969, 197685, 207999, 241615, 346665, 434907, 531553, 724845, 1039995, 1594659, 2174535, 2657765, 4783977, 7973295, 23919885]

約数ペア:

[(1, 23919885), (3, 7973295), (5, 4783977), (9, 2657765), (11, 2174535), (15, 1594659), (23, 1039995), (33, 724845), (45, 531553), (55, 434907), (69, 346665), (99, 241615), (115, 207999), (121, 197685), (165, 144969), (191, 125235), (207, 115555), (253, 94545), (345, 69333), (363, 65895), (495, 48323), (573, 41745), (605, 39537), (759, 31515), (955, 25047), (1035, 23111), (1089, 21965), (1265, 18909), (1719, 13915), (1815, 13179), (2101, 11385), (2277, 10505), (2783, 8595), (2865, 8349), (3795, 6303), (4393, 5445)]