20161769859

素因数分解:

$3^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{461801}}^1$

素因数の和:461838

約数の個数: 60

約数和(自身を含む): 38220580728

約数和(自身を除く): 18058810869

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 81, 99, 147, 189, 231, 297, 441, 539, 567, 693, 891, 1323, 1617, 2079, 3969, 4851, 6237, 14553, 43659, 461801, 1385403, 3232607, 4156209, 5079811, 9697821, 12468627, 15239433, 22628249, 29093463, 35558677, 37405881, 45718299, 67884747, 87280389, 106676031, 137154897, 203654241, 248910739, 261841167, 320028093, 411464691, 610962723, 746732217, 960084279, 1832888169, 2240196651, 2880252837, 6720589953, 20161769859]

約数ペア:

[(1, 20161769859), (3, 6720589953), (7, 2880252837), (9, 2240196651), (11, 1832888169), (21, 960084279), (27, 746732217), (33, 610962723), (49, 411464691), (63, 320028093), (77, 261841167), (81, 248910739), (99, 203654241), (147, 137154897), (189, 106676031), (231, 87280389), (297, 67884747), (441, 45718299), (539, 37405881), (567, 35558677), (693, 29093463), (891, 22628249), (1323, 15239433), (1617, 12468627), (2079, 9697821), (3969, 5079811), (4851, 4156209), (6237, 3232607), (14553, 1385403), (43659, 461801)]