163957635

素因数分解:

$3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:345

約数の個数: 64

約数和(自身を含む): 300072960

約数和(自身を除く): 136115325

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 127, 131, 135, 219, 365, 381, 393, 635, 655, 657, 1095, 1143, 1179, 1905, 1965, 1971, 3285, 3429, 3537, 5715, 5895, 9271, 9563, 9855, 16637, 17145, 17685, 27813, 28689, 46355, 47815, 49911, 83185, 83439, 86067, 139065, 143445, 149733, 249555, 250317, 258201, 417195, 430335, 449199, 748665, 1214501, 1251585, 1291005, 2245995, 3643503, 6072505, 10930509, 18217515, 32791527, 54652545, 163957635]

約数ペア:

[(1, 163957635), (3, 54652545), (5, 32791527), (9, 18217515), (15, 10930509), (27, 6072505), (45, 3643503), (73, 2245995), (127, 1291005), (131, 1251585), (135, 1214501), (219, 748665), (365, 449199), (381, 430335), (393, 417195), (635, 258201), (655, 250317), (657, 249555), (1095, 149733), (1143, 143445), (1179, 139065), (1905, 86067), (1965, 83439), (1971, 83185), (3285, 49911), (3429, 47815), (3537, 46355), (5715, 28689), (5895, 27813), (9271, 17685), (9563, 17145), (9855, 16637)]