61921755

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{3709}}^1$

素因数の和:3780

約数の個数: 48

約数和(自身を含む): 125012160

約数和(自身を除く): 63090405

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 53, 63, 105, 159, 265, 315, 371, 477, 795, 1113, 1855, 2385, 3339, 3709, 5565, 11127, 16695, 18545, 25963, 33381, 55635, 77889, 129815, 166905, 196577, 233667, 389445, 589731, 982885, 1168335, 1376039, 1769193, 2948655, 4128117, 6880195, 8845965, 12384351, 20640585, 61921755]

約数ペア:

[(1, 61921755), (3, 20640585), (5, 12384351), (7, 8845965), (9, 6880195), (15, 4128117), (21, 2948655), (35, 1769193), (45, 1376039), (53, 1168335), (63, 982885), (105, 589731), (159, 389445), (265, 233667), (315, 196577), (371, 166905), (477, 129815), (795, 77889), (1113, 55635), (1855, 33381), (2385, 25963), (3339, 18545), (3709, 16695), (5565, 11127)]