861236805

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{2659}}^1$

素因数の和:2842

約数の個数: 64

約数和(自身を含む): 1630218240

約数和(自身を除く): 768981435

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 151, 165, 195, 429, 453, 715, 755, 1661, 1963, 2145, 2265, 2659, 4983, 5889, 7977, 8305, 9815, 13295, 21593, 24915, 29249, 29445, 34567, 39885, 64779, 87747, 103701, 107965, 146245, 172835, 323895, 380237, 401509, 438735, 518505, 1140711, 1204527, 1901185, 2007545, 4416599, 5219617, 5703555, 6022635, 13249797, 15658851, 22082995, 26098085, 57415787, 66248985, 78294255, 172247361, 287078935, 861236805]

約数ペア:

[(1, 861236805), (3, 287078935), (5, 172247361), (11, 78294255), (13, 66248985), (15, 57415787), (33, 26098085), (39, 22082995), (55, 15658851), (65, 13249797), (143, 6022635), (151, 5703555), (165, 5219617), (195, 4416599), (429, 2007545), (453, 1901185), (715, 1204527), (755, 1140711), (1661, 518505), (1963, 438735), (2145, 401509), (2265, 380237), (2659, 323895), (4983, 172835), (5889, 146245), (7977, 107965), (8305, 103701), (9815, 87747), (13295, 64779), (21593, 39885), (24915, 34567), (29249, 29445)]