678553011

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{27893}}^1$

素因数の和:27972

約数の個数: 32

約数和(自身を含む): 1084518720

約数和(自身を除く): 405965709

約数列:

[1, 3, 9, 17, 27, 51, 53, 153, 159, 459, 477, 901, 1431, 2703, 8109, 24327, 27893, 83679, 251037, 474181, 753111, 1422543, 1478329, 4267629, 4434987, 12802887, 13304961, 25131593, 39914883, 75394779, 226184337, 678553011]

約数ペア:

[(1, 678553011), (3, 226184337), (9, 75394779), (17, 39914883), (27, 25131593), (51, 13304961), (53, 12802887), (153, 4434987), (159, 4267629), (459, 1478329), (477, 1422543), (901, 753111), (1431, 474181), (2703, 251037), (8109, 83679), (24327, 27893)]