31304817

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{3517}}^1$

素因数の和:3589

約数の個数: 24

約数和(自身を含む): 48295104

約数和(自身を除く): 16990287

約数列:

[1, 3, 9, 23, 43, 69, 129, 207, 387, 989, 2967, 3517, 8901, 10551, 31653, 80891, 151231, 242673, 453693, 728019, 1361079, 3478313, 10434939, 31304817]

約数ペア:

[(1, 31304817), (3, 10434939), (9, 3478313), (23, 1361079), (43, 728019), (69, 453693), (129, 242673), (207, 151231), (387, 80891), (989, 31653), (2967, 10551), (3517, 8901)]