220185819

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{205589}}^1$

素因数の和:205619

約数の個数: 24

約数和(自身を含む): 384864480

約数和(自身を除く): 164678661

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 205589, 616767, 1439123, 1850301, 3495013, 4317369, 10485039, 12952107, 24465091, 31455117, 73395273, 220185819]

約数ペア:

[(1, 220185819), (3, 73395273), (7, 31455117), (9, 24465091), (17, 12952107), (21, 10485039), (51, 4317369), (63, 3495013), (119, 1850301), (153, 1439123), (357, 616767), (1071, 205589)]