12153813

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{2851}}^1$

素因数の和:2897

約数の個数: 24

約数和(自身を含む): 19507680

約数和(自身を除く): 7353867

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 1421, 2851, 4263, 8553, 19957, 59871, 82679, 139699, 248037, 419097, 578753, 1736259, 4051271, 12153813]

約数ペア:

[(1, 12153813), (3, 4051271), (7, 1736259), (21, 578753), (29, 419097), (49, 248037), (87, 139699), (147, 82679), (203, 59871), (609, 19957), (1421, 8553), (2851, 4263)]