78543315

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1237}}^1$

素因数の和:1348

約数の個数: 48

約数和(自身を含む): 146004768

約数和(自身を除く): 67461453

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 83, 85, 153, 249, 255, 415, 747, 765, 1237, 1245, 1411, 3711, 3735, 4233, 6185, 7055, 11133, 12699, 18555, 21029, 21165, 55665, 63087, 63495, 102671, 105145, 189261, 308013, 315435, 513355, 924039, 946305, 1540065, 1745407, 4620195, 5236221, 8727035, 15708663, 26181105, 78543315]

約数ペア:

[(1, 78543315), (3, 26181105), (5, 15708663), (9, 8727035), (15, 5236221), (17, 4620195), (45, 1745407), (51, 1540065), (83, 946305), (85, 924039), (153, 513355), (249, 315435), (255, 308013), (415, 189261), (747, 105145), (765, 102671), (1237, 63495), (1245, 63087), (1411, 55665), (3711, 21165), (3735, 21029), (4233, 18555), (6185, 12699), (7055, 11133)]