408097287

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^2\times {\mathrm{1579}}^1$

素因数の和:1692

約数の個数: 36

約数和(自身を含む): 649022920

約数和(自身を除く): 240925633

約数列:

[1, 3, 9, 13, 39, 47, 117, 141, 423, 611, 1579, 1833, 2209, 4737, 5499, 6627, 14211, 19881, 20527, 28717, 61581, 74213, 86151, 184743, 222639, 258453, 667917, 964769, 2894307, 3488011, 8682921, 10464033, 31392099, 45344143, 136032429, 408097287]

約数ペア:

[(1, 408097287), (3, 136032429), (9, 45344143), (13, 31392099), (39, 10464033), (47, 8682921), (117, 3488011), (141, 2894307), (423, 964769), (611, 667917), (1579, 258453), (1833, 222639), (2209, 184743), (4737, 86151), (5499, 74213), (6627, 61581), (14211, 28717), (19881, 20527)]