78141213

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{443}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 119347200

約数和(自身を除く): 41205987

約数列:

[1, 3, 9, 27, 47, 139, 141, 417, 423, 443, 1251, 1269, 1329, 3753, 3987, 6533, 11961, 19599, 20821, 58797, 61577, 62463, 176391, 184731, 187389, 554193, 562167, 1662579, 2894119, 8682357, 26047071, 78141213]

約数ペア:

[(1, 78141213), (3, 26047071), (9, 8682357), (27, 2894119), (47, 1662579), (139, 562167), (141, 554193), (417, 187389), (423, 184731), (443, 176391), (1251, 62463), (1269, 61577), (1329, 58797), (3753, 20821), (3987, 19599), (6533, 11961)]