243347775

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{17351}}^1$

素因数の和:17392

約数の個数: 48

約数和(自身を含む): 464755968

約数和(自身を除く): 221408193

約数列:

[1, 3, 5, 11, 15, 17, 25, 33, 51, 55, 75, 85, 165, 187, 255, 275, 425, 561, 825, 935, 1275, 2805, 4675, 14025, 17351, 52053, 86755, 190861, 260265, 294967, 433775, 572583, 884901, 954305, 1301325, 1474835, 2862915, 3244637, 4424505, 4771525, 7374175, 9733911, 14314575, 16223185, 22122525, 48669555, 81115925, 243347775]

約数ペア:

[(1, 243347775), (3, 81115925), (5, 48669555), (11, 22122525), (15, 16223185), (17, 14314575), (25, 9733911), (33, 7374175), (51, 4771525), (55, 4424505), (75, 3244637), (85, 2862915), (165, 1474835), (187, 1301325), (255, 954305), (275, 884901), (425, 572583), (561, 433775), (825, 294967), (935, 260265), (1275, 190861), (2805, 86755), (4675, 52053), (14025, 17351)]