977339974

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1978421}}^1$

素因数の和:1978455

約数の個数: 16

約数和(自身を含む): 1661874480

約数和(自身を除く): 684534506

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 1978421, 3956842, 25719473, 37589999, 51438946, 75179998, 488669987, 977339974]

約数ペア:

[(1, 977339974), (2, 488669987), (13, 75179998), (19, 51438946), (26, 37589999), (38, 25719473), (247, 3956842), (494, 1978421)]