554540895

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{389}}^1\times {\mathrm{401}}^1$

素因数の和:880

約数の個数: 48

約数和(自身を含む): 978307200

約数和(自身を除く): 423766305

約数列:

[1, 3, 5, 9, 15, 45, 79, 237, 389, 395, 401, 711, 1167, 1185, 1203, 1945, 2005, 3501, 3555, 3609, 5835, 6015, 17505, 18045, 30731, 31679, 92193, 95037, 153655, 155989, 158395, 276579, 285111, 460965, 467967, 475185, 779945, 1382895, 1403901, 1425555, 2339835, 7019505, 12323131, 36969393, 61615655, 110908179, 184846965, 554540895]

約数ペア:

[(1, 554540895), (3, 184846965), (5, 110908179), (9, 61615655), (15, 36969393), (45, 12323131), (79, 7019505), (237, 2339835), (389, 1425555), (395, 1403901), (401, 1382895), (711, 779945), (1167, 475185), (1185, 467967), (1203, 460965), (1945, 285111), (2005, 276579), (3501, 158395), (3555, 155989), (3609, 153655), (5835, 95037), (6015, 92193), (17505, 31679), (18045, 30731)]