9681687

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:197

約数の個数: 40

約数和(自身を含む): 15681600

約数和(自身を除く): 5999913

約数列:

[1, 3, 9, 17, 27, 51, 79, 81, 89, 153, 237, 267, 459, 711, 801, 1343, 1377, 1513, 2133, 2403, 4029, 4539, 6399, 7031, 7209, 12087, 13617, 21093, 36261, 40851, 63279, 108783, 119527, 122553, 189837, 358581, 569511, 1075743, 3227229, 9681687]

約数ペア:

[(1, 9681687), (3, 3227229), (9, 1075743), (17, 569511), (27, 358581), (51, 189837), (79, 122553), (81, 119527), (89, 108783), (153, 63279), (237, 40851), (267, 36261), (459, 21093), (711, 13617), (801, 12087), (1343, 7209), (1377, 7031), (1513, 6399), (2133, 4539), (2403, 4029)]