8640225

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{3491}}^1$

素因数の和:3518

約数の個数: 36

約数和(自身を含む): 16887312

約数和(自身を除く): 8247087

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 165, 225, 275, 495, 825, 2475, 3491, 10473, 17455, 31419, 38401, 52365, 87275, 115203, 157095, 192005, 261825, 345609, 576015, 785475, 960025, 1728045, 2880075, 8640225]

約数ペア:

[(1, 8640225), (3, 2880075), (5, 1728045), (9, 960025), (11, 785475), (15, 576015), (25, 345609), (33, 261825), (45, 192005), (55, 157095), (75, 115203), (99, 87275), (165, 52365), (225, 38401), (275, 31419), (495, 17455), (825, 10473), (2475, 3491)]