9789465

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{701}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 19206720

約数和(自身を除く): 9417255

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 245, 285, 399, 665, 701, 735, 931, 1995, 2103, 2793, 3505, 4655, 4907, 10515, 13319, 13965, 14721, 24535, 34349, 39957, 66595, 73605, 93233, 103047, 171745, 199785, 279699, 466165, 515235, 652631, 1398495, 1957893, 3263155, 9789465]

約数ペア:

[(1, 9789465), (3, 3263155), (5, 1957893), (7, 1398495), (15, 652631), (19, 515235), (21, 466165), (35, 279699), (49, 199785), (57, 171745), (95, 103047), (105, 93233), (133, 73605), (147, 66595), (245, 39957), (285, 34349), (399, 24535), (665, 14721), (701, 13965), (735, 13319), (931, 10515), (1995, 4907), (2103, 4655), (2793, 3505)]