668674812

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{33751}}^1$

素因数の和:33898

約数の個数: 48

約数和(自身を含む): 1693540352

約数和(自身を除く): 1024865540

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 127, 156, 254, 381, 508, 762, 1524, 1651, 3302, 4953, 6604, 9906, 19812, 33751, 67502, 101253, 135004, 202506, 405012, 438763, 877526, 1316289, 1755052, 2632578, 4286377, 5265156, 8572754, 12859131, 17145508, 25718262, 51436524, 55722901, 111445802, 167168703, 222891604, 334337406, 668674812]

約数ペア:

[(1, 668674812), (2, 334337406), (3, 222891604), (4, 167168703), (6, 111445802), (12, 55722901), (13, 51436524), (26, 25718262), (39, 17145508), (52, 12859131), (78, 8572754), (127, 5265156), (156, 4286377), (254, 2632578), (381, 1755052), (508, 1316289), (762, 877526), (1524, 438763), (1651, 405012), (3302, 202506), (4953, 135004), (6604, 101253), (9906, 67502), (19812, 33751)]