218647545

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{5923}}^1$

素因数の和:6061

約数の個数: 32

約数和(自身を含む): 368520192

約数和(自身を除く): 149872647

約数列:

[1, 3, 5, 15, 23, 69, 107, 115, 321, 345, 535, 1605, 2461, 5923, 7383, 12305, 17769, 29615, 36915, 88845, 136229, 408687, 633761, 681145, 1901283, 2043435, 3168805, 9506415, 14576503, 43729509, 72882515, 218647545]

約数ペア:

[(1, 218647545), (3, 72882515), (5, 43729509), (15, 14576503), (23, 9506415), (69, 3168805), (107, 2043435), (115, 1901283), (321, 681145), (345, 633761), (535, 408687), (1605, 136229), (2461, 88845), (5923, 36915), (7383, 29615), (12305, 17769)]