778832468

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{1987}}^1$

素因数の和:2160

約数の個数: 48

約数和(自身を含む): 1469529600

約数和(自身を除く): 690697132

約数列:

[1, 2, 4, 29, 31, 58, 62, 109, 116, 124, 218, 436, 899, 1798, 1987, 3161, 3379, 3596, 3974, 6322, 6758, 7948, 12644, 13516, 57623, 61597, 97991, 115246, 123194, 195982, 216583, 230492, 246388, 391964, 433166, 866332, 1786313, 3572626, 6280907, 6714073, 7145252, 12561814, 13428146, 25123628, 26856292, 194708117, 389416234, 778832468]

約数ペア:

[(1, 778832468), (2, 389416234), (4, 194708117), (29, 26856292), (31, 25123628), (58, 13428146), (62, 12561814), (109, 7145252), (116, 6714073), (124, 6280907), (218, 3572626), (436, 1786313), (899, 866332), (1798, 433166), (1987, 391964), (3161, 246388), (3379, 230492), (3596, 216583), (3974, 195982), (6322, 123194), (6758, 115246), (7948, 97991), (12644, 61597), (13516, 57623)]