221014305

素因数分解:

$3^3\times 5^1\times {\mathrm{587}}^1\times {\mathrm{2789}}^1$

素因数の和:3390

約数の個数: 32

約数和(自身を含む): 393724800

約数和(自身を除く): 172710495

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 587, 1761, 2789, 2935, 5283, 8367, 8805, 13945, 15849, 25101, 26415, 41835, 75303, 79245, 125505, 376515, 1637143, 4911429, 8185715, 14734287, 24557145, 44202861, 73671435, 221014305]

約数ペア:

[(1, 221014305), (3, 73671435), (5, 44202861), (9, 24557145), (15, 14734287), (27, 8185715), (45, 4911429), (135, 1637143), (587, 376515), (1761, 125505), (2789, 79245), (2935, 75303), (5283, 41835), (8367, 26415), (8805, 25101), (13945, 15849)]