173845197

素因数分解:

$3^4\times {\mathrm{307}}^1\times {\mathrm{6991}}^1$

素因数の和:7310

約数の個数: 20

約数和(自身を含む): 260577856

約数和(自身を除く): 86732659

約数列:

[1, 3, 9, 27, 81, 307, 921, 2763, 6991, 8289, 20973, 24867, 62919, 188757, 566271, 2146237, 6438711, 19316133, 57948399, 173845197]

約数ペア:

[(1, 173845197), (3, 57948399), (9, 19316133), (27, 6438711), (81, 2146237), (307, 566271), (921, 188757), (2763, 62919), (6991, 24867), (8289, 20973)]