290366972

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{280277}}^1$

素因数の和:280325

約数の個数: 24

約数和(自身を含む): 596431584

約数和(自身を除く): 306064612

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 280277, 560554, 1121108, 1961939, 3923878, 7847756, 10370249, 20740498, 41480996, 72591743, 145183486, 290366972]

約数ペア:

[(1, 290366972), (2, 145183486), (4, 72591743), (7, 41480996), (14, 20740498), (28, 10370249), (37, 7847756), (74, 3923878), (148, 1961939), (259, 1121108), (518, 560554), (1036, 280277)]