140149071

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{461}}^1\times {\mathrm{1987}}^1$

素因数の和:2471

約数の個数: 24

約数和(自身を含む): 214918704

約数和(自身を除く): 74769633

約数列:

[1, 3, 9, 17, 51, 153, 461, 1383, 1987, 4149, 5961, 7837, 17883, 23511, 33779, 70533, 101337, 304011, 916007, 2748021, 8244063, 15572119, 46716357, 140149071]

約数ペア:

[(1, 140149071), (3, 46716357), (9, 15572119), (17, 8244063), (51, 2748021), (153, 916007), (461, 304011), (1383, 101337), (1987, 70533), (4149, 33779), (5961, 23511), (7837, 17883)]