2979444

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 7620480

約数和(自身を除く): 4641036

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 71, 78, 142, 156, 213, 269, 284, 426, 538, 807, 852, 923, 1076, 1614, 1846, 2769, 3228, 3497, 3692, 5538, 6994, 10491, 11076, 13988, 19099, 20982, 38198, 41964, 57297, 76396, 114594, 229188, 248287, 496574, 744861, 993148, 1489722, 2979444]

約数ペア:

[(1, 2979444), (2, 1489722), (3, 993148), (4, 744861), (6, 496574), (12, 248287), (13, 229188), (26, 114594), (39, 76396), (52, 57297), (71, 41964), (78, 38198), (142, 20982), (156, 19099), (213, 13988), (269, 11076), (284, 10491), (426, 6994), (538, 5538), (807, 3692), (852, 3497), (923, 3228), (1076, 2769), (1614, 1846)]