156985353

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131149}}^1$

素因数の和:131181

約数の個数: 24

約数和(自身を含む): 272792000

約数和(自身を除く): 115806647

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 131149, 393447, 918043, 1180341, 2491831, 2754129, 7475493, 8262387, 17442817, 22426479, 52328451, 156985353]

約数ペア:

[(1, 156985353), (3, 52328451), (7, 22426479), (9, 17442817), (19, 8262387), (21, 7475493), (57, 2754129), (63, 2491831), (133, 1180341), (171, 918043), (399, 393447), (1197, 131149)]