28145348

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{91381}}^1$

素因数の和:91403

約数の個数: 24

約数和(自身を含む): 61408704

約数和(自身を除く): 33263356

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 91381, 182762, 365524, 639667, 1005191, 1279334, 2010382, 2558668, 4020764, 7036337, 14072674, 28145348]

約数ペア:

[(1, 28145348), (2, 14072674), (4, 7036337), (7, 4020764), (11, 2558668), (14, 2010382), (22, 1279334), (28, 1005191), (44, 639667), (77, 365524), (154, 182762), (308, 91381)]