215043903

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2129}}^1$

素因数の和:2213

約数の個数: 40

約数和(自身を含む): 340203600

約数和(自身を除く): 125159697

約数列:

[1, 3, 9, 27, 29, 43, 81, 87, 129, 261, 387, 783, 1161, 1247, 2129, 2349, 3483, 3741, 6387, 11223, 19161, 33669, 57483, 61741, 91547, 101007, 172449, 185223, 274641, 555669, 823923, 1667007, 2471769, 2654863, 5001021, 7415307, 7964589, 23893767, 71681301, 215043903]

約数ペア:

[(1, 215043903), (3, 71681301), (9, 23893767), (27, 7964589), (29, 7415307), (43, 5001021), (81, 2654863), (87, 2471769), (129, 1667007), (261, 823923), (387, 555669), (783, 274641), (1161, 185223), (1247, 172449), (2129, 101007), (2349, 91547), (3483, 61741), (3741, 57483), (6387, 33669), (11223, 19161)]