68219385

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1583}}^1$

素因数の和:1634

約数の個数: 48

約数和(自身を含む): 125224704

約数和(自身を除く): 57005319

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 169, 195, 221, 255, 507, 663, 845, 1105, 1583, 2535, 2873, 3315, 4749, 7915, 8619, 14365, 20579, 23745, 26911, 43095, 61737, 80733, 102895, 134555, 267527, 308685, 349843, 403665, 802581, 1049529, 1337635, 1749215, 4012905, 4547959, 5247645, 13643877, 22739795, 68219385]

約数ペア:

[(1, 68219385), (3, 22739795), (5, 13643877), (13, 5247645), (15, 4547959), (17, 4012905), (39, 1749215), (51, 1337635), (65, 1049529), (85, 802581), (169, 403665), (195, 349843), (221, 308685), (255, 267527), (507, 134555), (663, 102895), (845, 80733), (1105, 61737), (1583, 43095), (2535, 26911), (2873, 23745), (3315, 20579), (4749, 14365), (7915, 8619)]