2758287

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:283

約数の個数: 32

約数和(自身を含む): 4587520

約数和(自身を除く): 1829233

約数列:

[1, 3, 7, 19, 21, 31, 57, 93, 133, 217, 223, 399, 589, 651, 669, 1561, 1767, 4123, 4237, 4683, 6913, 12369, 12711, 20739, 29659, 48391, 88977, 131347, 145173, 394041, 919429, 2758287]

約数ペア:

[(1, 2758287), (3, 919429), (7, 394041), (19, 145173), (21, 131347), (31, 88977), (57, 48391), (93, 29659), (133, 20739), (217, 12711), (223, 12369), (399, 6913), (589, 4683), (651, 4237), (669, 4123), (1561, 1767)]