206769105

素因数分解:

$3^4\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1663}}^1$

素因数の和:1987

約数の個数: 40

約数和(自身を含む): 372083712

約数和(自身を除く): 165314607

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 307, 405, 921, 1535, 1663, 2763, 4605, 4989, 8289, 8315, 13815, 14967, 24867, 24945, 41445, 44901, 74835, 124335, 134703, 224505, 510541, 673515, 1531623, 2552705, 4594869, 7658115, 13784607, 22974345, 41353821, 68923035, 206769105]

約数ペア:

[(1, 206769105), (3, 68923035), (5, 41353821), (9, 22974345), (15, 13784607), (27, 7658115), (45, 4594869), (81, 2552705), (135, 1531623), (307, 673515), (405, 510541), (921, 224505), (1535, 134703), (1663, 124335), (2763, 74835), (4605, 44901), (4989, 41445), (8289, 24945), (8315, 24867), (13815, 14967)]