171408879

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1697}}^1$

素因数の和:1781

約数の個数: 40

約数和(自身を含む): 271204560

約数和(自身を除く): 99795681

約数列:

[1, 3, 9, 27, 29, 43, 81, 87, 129, 261, 387, 783, 1161, 1247, 1697, 2349, 3483, 3741, 5091, 11223, 15273, 33669, 45819, 49213, 72971, 101007, 137457, 147639, 218913, 442917, 656739, 1328751, 1970217, 2116159, 3986253, 5910651, 6348477, 19045431, 57136293, 171408879]

約数ペア:

[(1, 171408879), (3, 57136293), (9, 19045431), (27, 6348477), (29, 5910651), (43, 3986253), (81, 2116159), (87, 1970217), (129, 1328751), (261, 656739), (387, 442917), (783, 218913), (1161, 147639), (1247, 137457), (1697, 101007), (2349, 72971), (3483, 49213), (3741, 45819), (5091, 33669), (11223, 15273)]