51428566

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1669}}^1$

素因数の和:1780

約数の個数: 32

約数和(自身を含む): 92344320

約数和(自身を除く): 40915754

約数列:

[1, 2, 7, 14, 31, 62, 71, 142, 217, 434, 497, 994, 1669, 2201, 3338, 4402, 11683, 15407, 23366, 30814, 51739, 103478, 118499, 236998, 362173, 724346, 829493, 1658986, 3673469, 7346938, 25714283, 51428566]

約数ペア:

[(1, 51428566), (2, 25714283), (7, 7346938), (14, 3673469), (31, 1658986), (62, 829493), (71, 724346), (142, 362173), (217, 236998), (434, 118499), (497, 103478), (994, 51739), (1669, 30814), (2201, 23366), (3338, 15407), (4402, 11683)]