28082313

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{6653}}^1$

素因数の和:6733

約数の個数: 24

約数和(自身を含む): 47057088

約数和(自身を除く): 18974775

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 1407, 4221, 6653, 19959, 46571, 59877, 139713, 419139, 445751, 1337253, 3120257, 4011759, 9360771, 28082313]

約数ペア:

[(1, 28082313), (3, 9360771), (7, 4011759), (9, 3120257), (21, 1337253), (63, 445751), (67, 419139), (201, 139713), (469, 59877), (603, 46571), (1407, 19959), (4221, 6653)]