171609975

素因数分解:

$3^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{2621}}^1$

素因数の和:2737

約数の個数: 48

約数和(自身を含む): 318625440

約数和(自身を除く): 147015465

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 97, 135, 225, 291, 485, 675, 873, 1455, 2425, 2619, 2621, 4365, 7275, 7863, 13095, 13105, 21825, 23589, 39315, 65475, 65525, 70767, 117945, 196575, 254237, 353835, 589725, 762711, 1271185, 1769175, 2288133, 3813555, 6355925, 6864399, 11440665, 19067775, 34321995, 57203325, 171609975]

約数ペア:

[(1, 171609975), (3, 57203325), (5, 34321995), (9, 19067775), (15, 11440665), (25, 6864399), (27, 6355925), (45, 3813555), (75, 2288133), (97, 1769175), (135, 1271185), (225, 762711), (291, 589725), (485, 353835), (675, 254237), (873, 196575), (1455, 117945), (2425, 70767), (2619, 65525), (2621, 65475), (4365, 39315), (7275, 23589), (7863, 21825), (13095, 13105)]