216226835

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1\times {\mathrm{271}}^1$

素因数の和:539

約数の個数: 32

約数和(自身を含む): 289059840

約数和(自身を除く): 72833005

約数列:

[1, 5, 11, 55, 89, 163, 271, 445, 815, 979, 1355, 1793, 2981, 4895, 8965, 14507, 14905, 24119, 44173, 72535, 120595, 159577, 220865, 265309, 485903, 797885, 1326545, 2429515, 3931397, 19656985, 43245367, 216226835]

約数ペア:

[(1, 216226835), (5, 43245367), (11, 19656985), (55, 3931397), (89, 2429515), (163, 1326545), (271, 797885), (445, 485903), (815, 265309), (979, 220865), (1355, 159577), (1793, 120595), (2981, 72535), (4895, 44173), (8965, 24119), (14507, 14905)]