28866831

素因数分解:

$3^1\times 7^2\times {\mathrm{359}}^1\times {\mathrm{547}}^1$

素因数の和:923

約数の個数: 24

約数和(自身を含む): 44979840

約数和(自身を除く): 16113009

約数列:

[1, 3, 7, 21, 49, 147, 359, 547, 1077, 1641, 2513, 3829, 7539, 11487, 17591, 26803, 52773, 80409, 196373, 589119, 1374611, 4123833, 9622277, 28866831]

約数ペア:

[(1, 28866831), (3, 9622277), (7, 4123833), (21, 1374611), (49, 589119), (147, 196373), (359, 80409), (547, 52773), (1077, 26803), (1641, 17591), (2513, 11487), (3829, 7539)]