221864555

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{1381}}^1$

素因数の和:1547

約数の個数: 32

約数和(自身を含む): 305676288

約数和(自身を除く): 83811733

約数列:

[1, 5, 11, 23, 55, 115, 127, 253, 635, 1265, 1381, 1397, 2921, 6905, 6985, 14605, 15191, 31763, 32131, 75955, 158815, 160655, 175387, 349393, 876935, 1746965, 1929257, 4033901, 9646285, 20169505, 44372911, 221864555]

約数ペア:

[(1, 221864555), (5, 44372911), (11, 20169505), (23, 9646285), (55, 4033901), (115, 1929257), (127, 1746965), (253, 876935), (635, 349393), (1265, 175387), (1381, 160655), (1397, 158815), (2921, 75955), (6905, 32131), (6985, 31763), (14605, 15191)]