201612989963

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{222403}}^1$

素因数の和:222675

約数の個数: 32

約数和(自身を含む): 256807229952

約数和(自身を除く): 55194239989

約数列:

[1, 7, 11, 61, 77, 193, 427, 671, 1351, 2123, 4697, 11773, 14861, 82411, 129503, 222403, 906521, 1556821, 2446433, 13566583, 17125031, 42923779, 94966081, 149232413, 300466453, 472161569, 1044626891, 2618350519, 3305130983, 18328453633, 28801855709, 201612989963]

約数ペア:

[(1, 201612989963), (7, 28801855709), (11, 18328453633), (61, 3305130983), (77, 2618350519), (193, 1044626891), (427, 472161569), (671, 300466453), (1351, 149232413), (2123, 94966081), (4697, 42923779), (11773, 17125031), (14861, 13566583), (82411, 2446433), (129503, 1556821), (222403, 906521)]