69991845

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{787}}^1$

素因数の和:831

約数の個数: 72

約数和(自身を含む): 143371872

約数和(自身を除く): 73380027

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 49, 55, 77, 105, 121, 147, 165, 231, 245, 363, 385, 539, 605, 735, 787, 847, 1155, 1617, 1815, 2361, 2541, 2695, 3935, 4235, 5509, 5929, 8085, 8657, 11805, 12705, 16527, 17787, 25971, 27545, 29645, 38563, 43285, 60599, 82635, 88935, 95227, 115689, 129855, 181797, 192815, 285681, 302995, 424193, 476135, 578445, 666589, 908985, 1272579, 1428405, 1999767, 2120965, 3332945, 4666123, 6362895, 9998835, 13998369, 23330615, 69991845]

約数ペア:

[(1, 69991845), (3, 23330615), (5, 13998369), (7, 9998835), (11, 6362895), (15, 4666123), (21, 3332945), (33, 2120965), (35, 1999767), (49, 1428405), (55, 1272579), (77, 908985), (105, 666589), (121, 578445), (147, 476135), (165, 424193), (231, 302995), (245, 285681), (363, 192815), (385, 181797), (539, 129855), (605, 115689), (735, 95227), (787, 88935), (847, 82635), (1155, 60599), (1617, 43285), (1815, 38563), (2361, 29645), (2541, 27545), (2695, 25971), (3935, 17787), (4235, 16527), (5509, 12705), (5929, 11805), (8085, 8657)]