28856814

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{9677}}^1$

素因数の和:9760

約数の個数: 32

約数和(自身を含む): 66894336

約数和(自身を除く): 38037522

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 9677, 19354, 29031, 58062, 67739, 135478, 203217, 406434, 687067, 1374134, 2061201, 4122402, 4809469, 9618938, 14428407, 28856814]

約数ペア:

[(1, 28856814), (2, 14428407), (3, 9618938), (6, 4809469), (7, 4122402), (14, 2061201), (21, 1374134), (42, 687067), (71, 406434), (142, 203217), (213, 135478), (426, 67739), (497, 58062), (994, 29031), (1491, 19354), (2982, 9677)]