408028901

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{233}}^1$

素因数の和:485

約数の個数: 32

約数和(自身を含む): 498700800

約数和(自身を除く): 90671899

約数列:

[1, 7, 23, 73, 149, 161, 233, 511, 1043, 1631, 1679, 3427, 5359, 10877, 11753, 17009, 23989, 34717, 37513, 76139, 119063, 243019, 250171, 391207, 798491, 1751197, 2534341, 2738449, 5589437, 17740387, 58289843, 408028901]

約数ペア:

[(1, 408028901), (7, 58289843), (23, 17740387), (73, 5589437), (149, 2738449), (161, 2534341), (233, 1751197), (511, 798491), (1043, 391207), (1631, 250171), (1679, 243019), (3427, 119063), (5359, 76139), (10877, 37513), (11753, 34717), (17009, 23989)]