202110391

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{613}}^1$

素因数の和:743

約数の個数: 32

約数和(自身を含む): 253852160

約数和(自身を除く): 51741769

約数列:

[1, 7, 19, 37, 67, 133, 259, 469, 613, 703, 1273, 2479, 4291, 4921, 8911, 11647, 17353, 22681, 41071, 47101, 81529, 158767, 287497, 329707, 430939, 780349, 1519627, 3016573, 5462443, 10637389, 28872913, 202110391]

約数ペア:

[(1, 202110391), (7, 28872913), (19, 10637389), (37, 5462443), (67, 3016573), (133, 1519627), (259, 780349), (469, 430939), (613, 329707), (703, 287497), (1273, 158767), (2479, 81529), (4291, 47101), (4921, 41071), (8911, 22681), (11647, 17353)]