74685681

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 127595520

約数和(自身を除く): 52909839

約数列:

[1, 3, 7, 9, 21, 59, 63, 71, 177, 213, 283, 413, 497, 531, 639, 849, 1239, 1491, 1981, 2547, 3717, 4189, 4473, 5943, 12567, 16697, 17829, 20093, 29323, 37701, 50091, 60279, 87969, 116879, 140651, 150273, 180837, 263907, 350637, 421953, 1051911, 1185487, 1265859, 3556461, 8298409, 10669383, 24895227, 74685681]

約数ペア:

[(1, 74685681), (3, 24895227), (7, 10669383), (9, 8298409), (21, 3556461), (59, 1265859), (63, 1185487), (71, 1051911), (177, 421953), (213, 350637), (283, 263907), (413, 180837), (497, 150273), (531, 140651), (639, 116879), (849, 87969), (1239, 60279), (1491, 50091), (1981, 37701), (2547, 29323), (3717, 20093), (4189, 17829), (4473, 16697), (5943, 12567)]