380985777

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{617}}^1$

素因数の和:822

約数の個数: 48

約数和(自身を含む): 609298560

約数和(自身を除く): 228312783

約数列:

[1, 3, 9, 19, 23, 57, 69, 157, 171, 207, 437, 471, 617, 1311, 1413, 1851, 2983, 3611, 3933, 5553, 8949, 10833, 11723, 14191, 26847, 32499, 35169, 42573, 68609, 96869, 105507, 127719, 205827, 269629, 290607, 617481, 808887, 871821, 1840511, 2227987, 2426661, 5521533, 6683961, 16564599, 20051883, 42331753, 126995259, 380985777]

約数ペア:

[(1, 380985777), (3, 126995259), (9, 42331753), (19, 20051883), (23, 16564599), (57, 6683961), (69, 5521533), (157, 2426661), (171, 2227987), (207, 1840511), (437, 871821), (471, 808887), (617, 617481), (1311, 290607), (1413, 269629), (1851, 205827), (2983, 127719), (3611, 105507), (3933, 96869), (5553, 68609), (8949, 42573), (10833, 35169), (11723, 32499), (14191, 26847)]