408034017

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{1153}}^1$

素因数の和:1439

約数の個数: 40

約数和(自身を含む): 648460296

約数和(自身を除く): 240426279

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 257, 459, 771, 1153, 1377, 2313, 3459, 4369, 6939, 10377, 13107, 19601, 20817, 31131, 39321, 58803, 93393, 117963, 176409, 296321, 353889, 529227, 888963, 1587681, 2666889, 5037457, 8000667, 15112371, 24002001, 45337113, 136011339, 408034017]

約数ペア:

[(1, 408034017), (3, 136011339), (9, 45337113), (17, 24002001), (27, 15112371), (51, 8000667), (81, 5037457), (153, 2666889), (257, 1587681), (459, 888963), (771, 529227), (1153, 353889), (1377, 296321), (2313, 176409), (3459, 117963), (4369, 93393), (6939, 58803), (10377, 39321), (13107, 31131), (19601, 20817)]