30887493

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{2309}}^1$

素因数の和:2346

約数の個数: 32

約数和(自身を含む): 51744000

約数和(自身を除く): 20856507

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 343, 637, 1029, 1911, 2309, 4459, 6927, 13377, 16163, 30017, 48489, 90051, 113141, 210119, 339423, 630357, 791987, 1470833, 2375961, 4412499, 10295831, 30887493]

約数ペア:

[(1, 30887493), (3, 10295831), (7, 4412499), (13, 2375961), (21, 1470833), (39, 791987), (49, 630357), (91, 339423), (147, 210119), (273, 113141), (343, 90051), (637, 48489), (1029, 30017), (1911, 16163), (2309, 13377), (4459, 6927)]