51293547

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{601}}^1$

素因数の和:748

約数の個数: 32

約数和(自身を含む): 79464000

約数和(自身を除く): 28170453

約数列:

[1, 3, 9, 27, 29, 87, 109, 261, 327, 601, 783, 981, 1803, 2943, 3161, 5409, 9483, 16227, 17429, 28449, 52287, 65509, 85347, 156861, 196527, 470583, 589581, 1768743, 1899761, 5699283, 17097849, 51293547]

約数ペア:

[(1, 51293547), (3, 17097849), (9, 5699283), (27, 1899761), (29, 1768743), (87, 589581), (109, 470583), (261, 196527), (327, 156861), (601, 85347), (783, 65509), (981, 52287), (1803, 28449), (2943, 17429), (3161, 16227), (5409, 9483)]