17968325

素因数分解:

$5^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:325

約数の個数: 24

約数和(自身を含む): 23141376

約数和(自身を除く): 5173051

約数列:

[1, 5, 25, 53, 71, 191, 265, 355, 955, 1325, 1775, 3763, 4775, 10123, 13561, 18815, 50615, 67805, 94075, 253075, 339025, 718733, 3593665, 17968325]

約数ペア:

[(1, 17968325), (5, 3593665), (25, 718733), (53, 339025), (71, 253075), (191, 94075), (265, 67805), (355, 50615), (955, 18815), (1325, 13561), (1775, 10123), (3763, 4775)]