67986945

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:416

約数の個数: 80

約数和(自身を含む): 135181200

約数和(自身を除く): 67194255

約数列:

[1, 3, 5, 9, 13, 15, 27, 37, 39, 45, 65, 81, 111, 117, 135, 185, 195, 333, 349, 351, 405, 481, 555, 585, 999, 1047, 1053, 1443, 1665, 1745, 1755, 2405, 2997, 3141, 4329, 4537, 4995, 5235, 5265, 7215, 9423, 12913, 12987, 13611, 14985, 15705, 21645, 22685, 28269, 38739, 38961, 40833, 47115, 64565, 64935, 68055, 116217, 122499, 141345, 167869, 193695, 194805, 204165, 348651, 367497, 503607, 581085, 612495, 839345, 1045953, 1510821, 1743255, 1837485, 2518035, 4532463, 5229765, 7554105, 13597389, 22662315, 67986945]

約数ペア:

[(1, 67986945), (3, 22662315), (5, 13597389), (9, 7554105), (13, 5229765), (15, 4532463), (27, 2518035), (37, 1837485), (39, 1743255), (45, 1510821), (65, 1045953), (81, 839345), (111, 612495), (117, 581085), (135, 503607), (185, 367497), (195, 348651), (333, 204165), (349, 194805), (351, 193695), (405, 167869), (481, 141345), (555, 122499), (585, 116217), (999, 68055), (1047, 64935), (1053, 64565), (1443, 47115), (1665, 40833), (1745, 38961), (1755, 38739), (2405, 28269), (2997, 22685), (3141, 21645), (4329, 15705), (4537, 14985), (4995, 13611), (5235, 12987), (5265, 12913), (7215, 9423)]