2991635284

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{139}}^1\times {\mathrm{509}}^1$

素因数の和:725

約数の個数: 72

約数和(自身を含む): 5955616800

約数和(自身を除く): 2963981516

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 139, 278, 341, 509, 556, 682, 961, 1018, 1364, 1529, 1922, 2036, 3058, 3844, 4309, 5599, 6116, 8618, 10571, 11198, 15779, 17236, 21142, 22396, 31558, 42284, 47399, 63116, 70751, 94798, 133579, 141502, 173569, 189596, 267158, 283004, 347138, 489149, 534316, 694276, 778261, 978298, 1469369, 1556522, 1956596, 2193281, 2938738, 3113044, 4386562, 5380639, 5877476, 8773124, 10761278, 21522556, 24126091, 48252182, 67991711, 96504364, 135983422, 271966844, 747908821, 1495817642, 2991635284]

約数ペア:

[(1, 2991635284), (2, 1495817642), (4, 747908821), (11, 271966844), (22, 135983422), (31, 96504364), (44, 67991711), (62, 48252182), (124, 24126091), (139, 21522556), (278, 10761278), (341, 8773124), (509, 5877476), (556, 5380639), (682, 4386562), (961, 3113044), (1018, 2938738), (1364, 2193281), (1529, 1956596), (1922, 1556522), (2036, 1469369), (3058, 978298), (3844, 778261), (4309, 694276), (5599, 534316), (6116, 489149), (8618, 347138), (10571, 283004), (11198, 267158), (15779, 189596), (17236, 173569), (21142, 141502), (22396, 133579), (31558, 94798), (42284, 70751), (47399, 63116)]