221759019

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{4723}}^1$

素因数の和:4816

約数の個数: 32

約数和(自身を含む): 344663040

約数和(自身を除く): 122904021

約数列:

[1, 3, 9, 27, 37, 47, 111, 141, 333, 423, 999, 1269, 1739, 4723, 5217, 14169, 15651, 42507, 46953, 127521, 174751, 221981, 524253, 665943, 1572759, 1997829, 4718277, 5993487, 8213297, 24639891, 73919673, 221759019]

約数ペア:

[(1, 221759019), (3, 73919673), (9, 24639891), (27, 8213297), (37, 5993487), (47, 4718277), (111, 1997829), (141, 1572759), (333, 665943), (423, 524253), (999, 221981), (1269, 174751), (1739, 127521), (4723, 46953), (5217, 42507), (14169, 15651)]