201820653

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{853}}^1$

素因数の和:1015

約数の個数: 40

約数和(自身を含む): 317442048

約数和(自身を除く): 115621395

約数列:

[1, 3, 9, 23, 27, 69, 81, 127, 207, 381, 621, 853, 1143, 1863, 2559, 2921, 3429, 7677, 8763, 10287, 19619, 23031, 26289, 58857, 69093, 78867, 108331, 176571, 236601, 324993, 529713, 974979, 1589139, 2491613, 2924937, 7474839, 8774811, 22424517, 67273551, 201820653]

約数ペア:

[(1, 201820653), (3, 67273551), (9, 22424517), (23, 8774811), (27, 7474839), (69, 2924937), (81, 2491613), (127, 1589139), (207, 974979), (381, 529713), (621, 324993), (853, 236601), (1143, 176571), (1863, 108331), (2559, 78867), (2921, 69093), (3429, 58857), (7677, 26289), (8763, 23031), (10287, 19619)]