31365243

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{5471}}^1$

素因数の和:5504

約数の個数: 36

約数和(自身を含む): 56766528

約数和(自身を除く): 25401285

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 441, 637, 819, 1911, 5471, 5733, 16413, 38297, 49239, 71123, 114891, 213369, 268079, 344673, 497861, 640107, 804237, 1493583, 2412711, 3485027, 4480749, 10455081, 31365243]

約数ペア:

[(1, 31365243), (3, 10455081), (7, 4480749), (9, 3485027), (13, 2412711), (21, 1493583), (39, 804237), (49, 640107), (63, 497861), (91, 344673), (117, 268079), (147, 213369), (273, 114891), (441, 71123), (637, 49239), (819, 38297), (1911, 16413), (5471, 5733)]