13685889

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:285

約数の個数: 32

約数和(自身を含む): 21620736

約数和(自身を除く): 7934847

約数列:

[1, 3, 7, 21, 67, 71, 137, 201, 213, 411, 469, 497, 959, 1407, 1491, 2877, 4757, 9179, 9727, 14271, 27537, 29181, 33299, 64253, 68089, 99897, 192759, 204267, 651709, 1955127, 4561963, 13685889]

約数ペア:

[(1, 13685889), (3, 4561963), (7, 1955127), (21, 651709), (67, 204267), (71, 192759), (137, 99897), (201, 68089), (213, 64253), (411, 33299), (469, 29181), (497, 27537), (959, 14271), (1407, 9727), (1491, 9179), (2877, 4757)]