64278657

素因数分解:

$3^3\times {\mathrm{37}}^3\times {\mathrm{47}}^1$

素因数の和:167

約数の個数: 32

約数和(自身を含む): 99955200

約数和(自身を除く): 35676543

約数列:

[1, 3, 9, 27, 37, 47, 111, 141, 333, 423, 999, 1269, 1369, 1739, 4107, 5217, 12321, 15651, 36963, 46953, 50653, 64343, 151959, 193029, 455877, 579087, 1367631, 1737261, 2380691, 7142073, 21426219, 64278657]

約数ペア:

[(1, 64278657), (3, 21426219), (9, 7142073), (27, 2380691), (37, 1737261), (47, 1367631), (111, 579087), (141, 455877), (333, 193029), (423, 151959), (999, 64343), (1269, 50653), (1369, 46953), (1739, 36963), (4107, 15651), (5217, 12321)]