831371619

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{907}}^1\times {\mathrm{1237}}^1$

素因数の和:2179

約数の個数: 32

約数和(自身を含む): 1258996480

約数和(自身を除く): 427624861

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 907, 1237, 2721, 3711, 11791, 16081, 17233, 23503, 35373, 48243, 51699, 70509, 224029, 305539, 672087, 916617, 1121959, 3365877, 14585467, 21317221, 43756401, 63951663, 277123873, 831371619]

約数ペア:

[(1, 831371619), (3, 277123873), (13, 63951663), (19, 43756401), (39, 21317221), (57, 14585467), (247, 3365877), (741, 1121959), (907, 916617), (1237, 672087), (2721, 305539), (3711, 224029), (11791, 70509), (16081, 51699), (17233, 48243), (23503, 35373)]