84649275

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{19801}}^1$

素因数の和:19836

約数の個数: 36

約数和(自身を含む): 159604120

約数和(自身を除く): 74954845

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 171, 225, 285, 475, 855, 1425, 4275, 19801, 59403, 99005, 178209, 297015, 376219, 495025, 891045, 1128657, 1485075, 1881095, 3385971, 4455225, 5643285, 9405475, 16929855, 28216425, 84649275]

約数ペア:

[(1, 84649275), (3, 28216425), (5, 16929855), (9, 9405475), (15, 5643285), (19, 4455225), (25, 3385971), (45, 1881095), (57, 1485075), (75, 1128657), (95, 891045), (171, 495025), (225, 376219), (285, 297015), (475, 178209), (855, 99005), (1425, 59403), (4275, 19801)]