890804894

素因数分解:

$2^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{419}}^1\times {\mathrm{839}}^1$

素因数の和:1448

約数の個数: 32

約数和(自身を含む): 1541030400

約数和(自身を除く): 650225506

約数列:

[1, 2, 7, 14, 181, 362, 419, 838, 839, 1267, 1678, 2534, 2933, 5866, 5873, 11746, 75839, 151678, 151859, 303718, 351541, 530873, 703082, 1061746, 1063013, 2126026, 2460787, 4921574, 63628921, 127257842, 445402447, 890804894]

約数ペア:

[(1, 890804894), (2, 445402447), (7, 127257842), (14, 63628921), (181, 4921574), (362, 2460787), (419, 2126026), (838, 1063013), (839, 1061746), (1267, 703082), (1678, 530873), (2534, 351541), (2933, 303718), (5866, 151859), (5873, 151678), (11746, 75839)]