9871659

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2749}}^1$

素因数の和:2784

約数の個数: 32

約数和(自身を含む): 17600000

約数和(自身を除く): 7728341

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 2749, 3591, 8247, 19243, 24741, 52231, 57729, 74223, 156693, 173187, 365617, 470079, 519561, 1096851, 1410237, 3290553, 9871659]

約数ペア:

[(1, 9871659), (3, 3290553), (7, 1410237), (9, 1096851), (19, 519561), (21, 470079), (27, 365617), (57, 173187), (63, 156693), (133, 74223), (171, 57729), (189, 52231), (399, 24741), (513, 19243), (1197, 8247), (2749, 3591)]