8242465

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1$

素因数の和:373

約数の個数: 32

約数和(自身を含む): 12533760

約数和(自身を除く): 4291295

約数列:

[1, 5, 7, 11, 35, 55, 77, 79, 271, 385, 395, 553, 869, 1355, 1897, 2765, 2981, 4345, 6083, 9485, 14905, 20867, 21409, 30415, 104335, 107045, 149863, 235499, 749315, 1177495, 1648493, 8242465]

約数ペア:

[(1, 8242465), (5, 1648493), (7, 1177495), (11, 749315), (35, 235499), (55, 149863), (77, 107045), (79, 104335), (271, 30415), (385, 21409), (395, 20867), (553, 14905), (869, 9485), (1355, 6083), (1897, 4345), (2765, 2981)]