40556817

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{13697}}^1$

素因数の和:13757

約数の個数: 24

約数和(自身を含む): 68380416

約数和(自身を除く): 27823599

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 13697, 41091, 95879, 123273, 287637, 643759, 862911, 1931277, 4506313, 5793831, 13518939, 40556817]

約数ペア:

[(1, 40556817), (3, 13518939), (7, 5793831), (9, 4506313), (21, 1931277), (47, 862911), (63, 643759), (141, 287637), (329, 123273), (423, 95879), (987, 41091), (2961, 13697)]