195970131

素因数分解:

$3^3\times 7^1\times {\mathrm{349}}^1\times {\mathrm{2971}}^1$

素因数の和:3336

約数の個数: 32

約数和(自身を含む): 332864000

約数和(自身を除く): 136893869

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 349, 1047, 2443, 2971, 3141, 7329, 8913, 9423, 20797, 21987, 26739, 62391, 65961, 80217, 187173, 561519, 1036879, 3110637, 7258153, 9331911, 21774459, 27995733, 65323377, 195970131]

約数ペア:

[(1, 195970131), (3, 65323377), (7, 27995733), (9, 21774459), (21, 9331911), (27, 7258153), (63, 3110637), (189, 1036879), (349, 561519), (1047, 187173), (2443, 80217), (2971, 65961), (3141, 62391), (7329, 26739), (8913, 21987), (9423, 20797)]