242215818

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{281}}^1$

素因数の和:599

約数の個数: 64

約数和(自身を含む): 537812352

約数和(自身を除く): 295596534

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 129, 257, 258, 281, 514, 559, 562, 771, 843, 1118, 1542, 1677, 1686, 3341, 3354, 3653, 6682, 7306, 10023, 10959, 11051, 12083, 20046, 21918, 22102, 24166, 33153, 36249, 66306, 72217, 72498, 143663, 144434, 157079, 216651, 287326, 314158, 430989, 433302, 471237, 861978, 938821, 942474, 1877642, 2816463, 3105331, 5632926, 6210662, 9315993, 18631986, 40369303, 80738606, 121107909, 242215818]

約数ペア:

[(1, 242215818), (2, 121107909), (3, 80738606), (6, 40369303), (13, 18631986), (26, 9315993), (39, 6210662), (43, 5632926), (78, 3105331), (86, 2816463), (129, 1877642), (257, 942474), (258, 938821), (281, 861978), (514, 471237), (559, 433302), (562, 430989), (771, 314158), (843, 287326), (1118, 216651), (1542, 157079), (1677, 144434), (1686, 143663), (3341, 72498), (3354, 72217), (3653, 66306), (6682, 36249), (7306, 33153), (10023, 24166), (10959, 22102), (11051, 21918), (12083, 20046)]