25687245

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1$

素因数の和:549

約数の個数: 32

約数和(自身を含む): 42508800

約数和(自身を除く): 16821555

約数列:

[1, 3, 5, 15, 53, 79, 159, 237, 265, 395, 409, 795, 1185, 1227, 2045, 4187, 6135, 12561, 20935, 21677, 32311, 62805, 65031, 96933, 108385, 161555, 325155, 484665, 1712483, 5137449, 8562415, 25687245]

約数ペア:

[(1, 25687245), (3, 8562415), (5, 5137449), (15, 1712483), (53, 484665), (79, 325155), (159, 161555), (237, 108385), (265, 96933), (395, 65031), (409, 62805), (795, 32311), (1185, 21677), (1227, 20935), (2045, 12561), (4187, 6135)]