172997181

素因数分解:

$3^3\times 7^1\times {\mathrm{353}}^1\times {\mathrm{2593}}^1$

素因数の和:2962

約数の個数: 32

約数和(自身を含む): 293848320

約数和(自身を除く): 120851139

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 353, 1059, 2471, 2593, 3177, 7413, 7779, 9531, 18151, 22239, 23337, 54453, 66717, 70011, 163359, 490077, 915329, 2745987, 6407303, 8237961, 19221909, 24713883, 57665727, 172997181]

約数ペア:

[(1, 172997181), (3, 57665727), (7, 24713883), (9, 19221909), (21, 8237961), (27, 6407303), (63, 2745987), (189, 915329), (353, 490077), (1059, 163359), (2471, 70011), (2593, 66717), (3177, 54453), (7413, 23337), (7779, 22239), (9531, 18151)]