398901168

素因数分解:

$2^4\times 3^2\times {\mathrm{613}}^1\times {\mathrm{4519}}^1$

素因数の和:5146

約数の個数: 60

約数和(自身を含む): 1118437840

約数和(自身を除く): 719536672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 613, 1226, 1839, 2452, 3678, 4519, 4904, 5517, 7356, 9038, 9808, 11034, 13557, 14712, 18076, 22068, 27114, 29424, 36152, 40671, 44136, 54228, 72304, 81342, 88272, 108456, 162684, 216912, 325368, 650736, 2770147, 5540294, 8310441, 11080588, 16620882, 22161176, 24931323, 33241764, 44322352, 49862646, 66483528, 99725292, 132967056, 199450584, 398901168]

約数ペア:

[(1, 398901168), (2, 199450584), (3, 132967056), (4, 99725292), (6, 66483528), (8, 49862646), (9, 44322352), (12, 33241764), (16, 24931323), (18, 22161176), (24, 16620882), (36, 11080588), (48, 8310441), (72, 5540294), (144, 2770147), (613, 650736), (1226, 325368), (1839, 216912), (2452, 162684), (3678, 108456), (4519, 88272), (4904, 81342), (5517, 72304), (7356, 54228), (9038, 44136), (9808, 40671), (11034, 36152), (13557, 29424), (14712, 27114), (18076, 22068)]