142289287

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{283}}^1\times {\mathrm{331}}^1$

素因数の和:659

約数の個数: 24

約数和(自身を含む): 171981312

約数和(自身を除く): 29692025

約数列:

[1, 7, 31, 49, 217, 283, 331, 1519, 1981, 2317, 8773, 10261, 13867, 16219, 61411, 71827, 93673, 429877, 502789, 655711, 2903863, 4589977, 20327041, 142289287]

約数ペア:

[(1, 142289287), (7, 20327041), (31, 4589977), (49, 2903863), (217, 655711), (283, 502789), (331, 429877), (1519, 93673), (1981, 71827), (2317, 61411), (8773, 16219), (10261, 13867)]