68689215

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{24229}}^1$

素因数の和:24253

約数の個数: 40

約数和(自身を含む): 140727840

約数和(自身を除く): 72038625

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 24229, 72687, 121145, 169603, 218061, 363435, 508809, 654183, 848015, 1090305, 1526427, 1962549, 2544045, 3270915, 4579281, 7632135, 9812745, 13737843, 22896405, 68689215]

約数ペア:

[(1, 68689215), (3, 22896405), (5, 13737843), (7, 9812745), (9, 7632135), (15, 4579281), (21, 3270915), (27, 2544045), (35, 1962549), (45, 1526427), (63, 1090305), (81, 848015), (105, 654183), (135, 508809), (189, 363435), (315, 218061), (405, 169603), (567, 121145), (945, 72687), (2835, 24229)]