213064665

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{1319}}^1$

素因数の和:1438

約数の個数: 48

約数和(自身を含む): 379209600

約数和(自身を除く): 166144935

約数列:

[1, 3, 5, 11, 15, 33, 55, 89, 121, 165, 267, 363, 445, 605, 979, 1319, 1335, 1815, 2937, 3957, 4895, 6595, 10769, 14509, 14685, 19785, 32307, 43527, 53845, 72545, 117391, 159599, 161535, 217635, 352173, 478797, 586955, 797995, 1291301, 1760865, 2393985, 3873903, 6456505, 14204311, 19369515, 42612933, 71021555, 213064665]

約数ペア:

[(1, 213064665), (3, 71021555), (5, 42612933), (11, 19369515), (15, 14204311), (33, 6456505), (55, 3873903), (89, 2393985), (121, 1760865), (165, 1291301), (267, 797995), (363, 586955), (445, 478797), (605, 352173), (979, 217635), (1319, 161535), (1335, 159599), (1815, 117391), (2937, 72545), (3957, 53845), (4895, 43527), (6595, 32307), (10769, 19785), (14509, 14685)]