1213779

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{359}}^1$

素因数の和:399

約数の個数: 24

約数和(自身を含む): 1969920

約数和(自身を除く): 756141

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 359, 483, 1077, 1127, 2513, 3381, 7539, 8257, 17591, 24771, 52773, 57799, 173397, 404593, 1213779]

約数ペア:

[(1, 1213779), (3, 404593), (7, 173397), (21, 57799), (23, 52773), (49, 24771), (69, 17591), (147, 8257), (161, 7539), (359, 3381), (483, 2513), (1077, 1127)]