890704514

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{577}}^1\times {\mathrm{1553}}^1$

素因数の和:2210

約数の個数: 32

約数和(自身を含む): 1552110336

約数和(自身を除く): 661405822

約数列:

[1, 2, 7, 14, 71, 142, 497, 577, 994, 1154, 1553, 3106, 4039, 8078, 10871, 21742, 40967, 81934, 110263, 220526, 286769, 573538, 771841, 896081, 1543682, 1792162, 6272567, 12545134, 63621751, 127243502, 445352257, 890704514]

約数ペア:

[(1, 890704514), (2, 445352257), (7, 127243502), (14, 63621751), (71, 12545134), (142, 6272567), (497, 1792162), (577, 1543682), (994, 896081), (1154, 771841), (1553, 573538), (3106, 286769), (4039, 220526), (8078, 110263), (10871, 81934), (21742, 40967)]