2154432819

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{3583}}^1$

素因数の和:3760

約数の個数: 64

約数和(自身を含む): 3798466560

約数和(自身を除く): 1644033741

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 137, 209, 231, 399, 411, 627, 959, 1463, 1507, 2603, 2877, 3583, 4389, 4521, 7809, 10549, 10749, 18221, 25081, 28633, 31647, 39413, 54663, 68077, 75243, 85899, 118239, 200431, 204231, 275891, 476539, 490871, 601293, 748847, 827673, 1429617, 1472613, 2246541, 3436097, 5241929, 5399581, 9326549, 10308291, 15725787, 16198743, 27979647, 37797067, 65285843, 102592039, 113391201, 195857529, 307776117, 718144273, 2154432819]

約数ペア:

[(1, 2154432819), (3, 718144273), (7, 307776117), (11, 195857529), (19, 113391201), (21, 102592039), (33, 65285843), (57, 37797067), (77, 27979647), (133, 16198743), (137, 15725787), (209, 10308291), (231, 9326549), (399, 5399581), (411, 5241929), (627, 3436097), (959, 2246541), (1463, 1472613), (1507, 1429617), (2603, 827673), (2877, 748847), (3583, 601293), (4389, 490871), (4521, 476539), (7809, 275891), (10549, 204231), (10749, 200431), (18221, 118239), (25081, 85899), (28633, 75243), (31647, 68077), (39413, 54663)]