66581865

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{70457}}^1$

素因数の和:70478

約数の個数: 32

約数和(自身を含む): 135279360

約数和(自身を除く): 68697495

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 70457, 211371, 352285, 493199, 634113, 1056855, 1479597, 1902339, 2465995, 3170565, 4438791, 7397985, 9511695, 13316373, 22193955, 66581865]

約数ペア:

[(1, 66581865), (3, 22193955), (5, 13316373), (7, 9511695), (9, 7397985), (15, 4438791), (21, 3170565), (27, 2465995), (35, 1902339), (45, 1479597), (63, 1056855), (105, 634113), (135, 493199), (189, 352285), (315, 211371), (945, 70457)]