121778559

素因数分解:

$3^4\times 7^1\times {\mathrm{397}}^1\times {\mathrm{541}}^1$

素因数の和:957

約数の個数: 40

約数和(自身を含む): 208813088

約数和(自身を除く): 87034529

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 397, 541, 567, 1191, 1623, 2779, 3573, 3787, 4869, 8337, 10719, 11361, 14607, 25011, 32157, 34083, 43821, 75033, 102249, 214777, 225099, 306747, 644331, 1503439, 1932993, 4510317, 5798979, 13530951, 17396937, 40592853, 121778559]

約数ペア:

[(1, 121778559), (3, 40592853), (7, 17396937), (9, 13530951), (21, 5798979), (27, 4510317), (63, 1932993), (81, 1503439), (189, 644331), (397, 306747), (541, 225099), (567, 214777), (1191, 102249), (1623, 75033), (2779, 43821), (3573, 34083), (3787, 32157), (4869, 25011), (8337, 14607), (10719, 11361)]