1428988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{691}}^1$

素因数の和:753

約数の個数: 24

約数和(自身を含む): 2790144

約数和(自身を除く): 1361156

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 188, 517, 691, 1034, 1382, 2068, 2764, 7601, 15202, 30404, 32477, 64954, 129908, 357247, 714494, 1428988]

約数ペア:

[(1, 1428988), (2, 714494), (4, 357247), (11, 129908), (22, 64954), (44, 32477), (47, 30404), (94, 15202), (188, 7601), (517, 2764), (691, 2068), (1034, 1382)]