254409879

素因数分解:

$3^1\times {\mathrm{17}}^3\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:516

約数の個数: 32

約数和(自身を含む): 370077120

約数和(自身を除く): 115667241

約数列:

[1, 3, 17, 41, 51, 123, 289, 421, 697, 867, 1263, 2091, 4913, 7157, 11849, 14739, 17261, 21471, 35547, 51783, 121669, 201433, 293437, 365007, 604299, 880311, 2068373, 4988429, 6205119, 14965287, 84803293, 254409879]

約数ペア:

[(1, 254409879), (3, 84803293), (17, 14965287), (41, 6205119), (51, 4988429), (123, 2068373), (289, 880311), (421, 604299), (697, 365007), (867, 293437), (1263, 201433), (2091, 121669), (4913, 51783), (7157, 35547), (11849, 21471), (14739, 17261)]