28703565

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1$

素因数の和:424

約数の個数: 80

約数和(自身を含む): 59590080

約数和(自身を除く): 30886515

約数列:

[1, 3, 5, 9, 11, 15, 17, 27, 33, 45, 51, 55, 81, 85, 99, 135, 153, 165, 187, 255, 297, 379, 405, 459, 495, 561, 765, 891, 935, 1137, 1377, 1485, 1683, 1895, 2295, 2805, 3411, 4169, 4455, 5049, 5685, 6443, 6885, 8415, 10233, 12507, 15147, 17055, 19329, 20845, 25245, 30699, 32215, 37521, 51165, 57987, 62535, 70873, 75735, 96645, 112563, 153495, 173961, 187605, 212619, 289935, 337689, 354365, 521883, 562815, 637857, 869805, 1063095, 1688445, 1913571, 2609415, 3189285, 5740713, 9567855, 28703565]

約数ペア:

[(1, 28703565), (3, 9567855), (5, 5740713), (9, 3189285), (11, 2609415), (15, 1913571), (17, 1688445), (27, 1063095), (33, 869805), (45, 637857), (51, 562815), (55, 521883), (81, 354365), (85, 337689), (99, 289935), (135, 212619), (153, 187605), (165, 173961), (187, 153495), (255, 112563), (297, 96645), (379, 75735), (405, 70873), (459, 62535), (495, 57987), (561, 51165), (765, 37521), (891, 32215), (935, 30699), (1137, 25245), (1377, 20845), (1485, 19329), (1683, 17055), (1895, 15147), (2295, 12507), (2805, 10233), (3411, 8415), (4169, 6885), (4455, 6443), (5049, 5685)]