216978792

素因数分解:

$2^3\times 3^1\times {\mathrm{491}}^1\times {\mathrm{18413}}^1$

素因数の和:18913

約数の個数: 32

約数和(自身を含む): 543581280

約数和(自身を除く): 326602488

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 491, 982, 1473, 1964, 2946, 3928, 5892, 11784, 18413, 36826, 55239, 73652, 110478, 147304, 220956, 441912, 9040783, 18081566, 27122349, 36163132, 54244698, 72326264, 108489396, 216978792]

約数ペア:

[(1, 216978792), (2, 108489396), (3, 72326264), (4, 54244698), (6, 36163132), (8, 27122349), (12, 18081566), (24, 9040783), (491, 441912), (982, 220956), (1473, 147304), (1964, 110478), (2946, 73652), (3928, 55239), (5892, 36826), (11784, 18413)]