890658613

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{499}}^1$

素因数の和:689

約数の個数: 32

約数和(自身を含む): 1025024000

約数和(自身を除く): 134365387

約数列:

[1, 13, 31, 43, 103, 403, 499, 559, 1333, 1339, 3193, 4429, 6487, 15469, 17329, 21457, 41509, 51397, 57577, 137299, 201097, 278941, 665167, 668161, 1593307, 1784887, 2210071, 8647171, 20712991, 28730923, 68512201, 890658613]

約数ペア:

[(1, 890658613), (13, 68512201), (31, 28730923), (43, 20712991), (103, 8647171), (403, 2210071), (499, 1784887), (559, 1593307), (1333, 668161), (1339, 665167), (3193, 278941), (4429, 201097), (6487, 137299), (15469, 57577), (17329, 51397), (21457, 41509)]