28874758

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{233}}^1$

素因数の和:420

約数の個数: 32

約数和(自身を含む): 48926592

約数和(自身を除く): 20051834

約数列:

[1, 2, 11, 22, 43, 86, 131, 233, 262, 466, 473, 946, 1441, 2563, 2882, 5126, 5633, 10019, 11266, 20038, 30523, 61046, 61963, 110209, 123926, 220418, 335753, 671506, 1312489, 2624978, 14437379, 28874758]

約数ペア:

[(1, 28874758), (2, 14437379), (11, 2624978), (22, 1312489), (43, 671506), (86, 335753), (131, 220418), (233, 123926), (262, 110209), (466, 61963), (473, 61046), (946, 30523), (1441, 20038), (2563, 11266), (2882, 10019), (5126, 5633)]