77204385

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{521}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 139248720

約数和(自身を除く): 62044335

約数列:

[1, 3, 5, 9, 15, 37, 45, 89, 111, 185, 267, 333, 445, 521, 555, 801, 1335, 1563, 1665, 2605, 3293, 4005, 4689, 7815, 9879, 16465, 19277, 23445, 29637, 46369, 49395, 57831, 96385, 139107, 148185, 173493, 231845, 289155, 417321, 695535, 867465, 1715653, 2086605, 5146959, 8578265, 15440877, 25734795, 77204385]

約数ペア:

[(1, 77204385), (3, 25734795), (5, 15440877), (9, 8578265), (15, 5146959), (37, 2086605), (45, 1715653), (89, 867465), (111, 695535), (185, 417321), (267, 289155), (333, 231845), (445, 173493), (521, 148185), (555, 139107), (801, 96385), (1335, 57831), (1563, 49395), (1665, 46369), (2605, 29637), (3293, 23445), (4005, 19277), (4689, 16465), (7815, 9879)]