7977772

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:390

約数の個数: 36

約数和(自身を含む): 15685488

約数和(自身を除く): 7707716

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 121, 212, 242, 311, 484, 583, 622, 1166, 1244, 2332, 3421, 6413, 6842, 12826, 13684, 16483, 25652, 32966, 37631, 65932, 75262, 150524, 181313, 362626, 725252, 1994443, 3988886, 7977772]

約数ペア:

[(1, 7977772), (2, 3988886), (4, 1994443), (11, 725252), (22, 362626), (44, 181313), (53, 150524), (106, 75262), (121, 65932), (212, 37631), (242, 32966), (311, 25652), (484, 16483), (583, 13684), (622, 12826), (1166, 6842), (1244, 6413), (2332, 3421)]