7978894

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{263}}^1$

素因数の和:480

約数の個数: 32

約数和(自身を含む): 15054336

約数和(自身を除く): 7075442

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 197, 263, 394, 526, 1379, 1841, 2167, 2758, 2893, 3682, 4334, 5786, 15169, 20251, 30338, 40502, 51811, 103622, 362677, 569921, 725354, 1139842, 3989447, 7978894]

約数ペア:

[(1, 7978894), (2, 3989447), (7, 1139842), (11, 725354), (14, 569921), (22, 362677), (77, 103622), (154, 51811), (197, 40502), (263, 30338), (394, 20251), (526, 15169), (1379, 5786), (1841, 4334), (2167, 3682), (2758, 2893)]