31273047

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1747}}^1$

素因数の和:1789

約数の個数: 40

約数和(自身を含む): 53300016

約数和(自身を除く): 22026969

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 81, 117, 153, 221, 351, 459, 663, 1053, 1377, 1747, 1989, 5241, 5967, 15723, 17901, 22711, 29699, 47169, 68133, 89097, 141507, 204399, 267291, 386087, 613197, 801873, 1158261, 1839591, 2405619, 3474783, 10424349, 31273047]

約数ペア:

[(1, 31273047), (3, 10424349), (9, 3474783), (13, 2405619), (17, 1839591), (27, 1158261), (39, 801873), (51, 613197), (81, 386087), (117, 267291), (153, 204399), (221, 141507), (351, 89097), (459, 68133), (663, 47169), (1053, 29699), (1377, 22711), (1747, 17901), (1989, 15723), (5241, 5967)]