81888338

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^2\times {\mathrm{1303}}^1$

素因数の和:1446

約数の個数: 24

約数和(自身を含む): 142615872

約数和(自身を除く): 60727534

約数列:

[1, 2, 7, 14, 67, 134, 469, 938, 1303, 2606, 4489, 8978, 9121, 18242, 31423, 62846, 87301, 174602, 611107, 1222214, 5849167, 11698334, 40944169, 81888338]

約数ペア:

[(1, 81888338), (2, 40944169), (7, 11698334), (14, 5849167), (67, 1222214), (134, 611107), (469, 174602), (938, 87301), (1303, 62846), (2606, 31423), (4489, 18242), (8978, 9121)]