260003142

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{687839}}^1$

素因数の和:687857

約数の個数: 32

約数和(自身を含む): 660326400

約数和(自身を除く): 400323258

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 687839, 1375678, 2063517, 4127034, 4814873, 6190551, 9629746, 12381102, 14444619, 18571653, 28889238, 37143306, 43333857, 86667714, 130001571, 260003142]

約数ペア:

[(1, 260003142), (2, 130001571), (3, 86667714), (6, 43333857), (7, 37143306), (9, 28889238), (14, 18571653), (18, 14444619), (21, 12381102), (27, 9629746), (42, 6190551), (54, 4814873), (63, 4127034), (126, 2063517), (189, 1375678), (378, 687839)]