56381481

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{191}}^1$

素因数の和:271

約数の個数: 48

約数和(自身を含む): 93649920

約数和(自身を除く): 37268439

約数列:

[1, 3, 9, 13, 27, 29, 39, 87, 117, 191, 261, 351, 377, 573, 783, 841, 1131, 1719, 2483, 2523, 3393, 5157, 5539, 7449, 7569, 10179, 10933, 16617, 22347, 22707, 32799, 49851, 67041, 72007, 98397, 149553, 160631, 216021, 295191, 481893, 648063, 1445679, 1944189, 2088203, 4337037, 6264609, 18793827, 56381481]

約数ペア:

[(1, 56381481), (3, 18793827), (9, 6264609), (13, 4337037), (27, 2088203), (29, 1944189), (39, 1445679), (87, 648063), (117, 481893), (191, 295191), (261, 216021), (351, 160631), (377, 149553), (573, 98397), (783, 72007), (841, 67041), (1131, 49851), (1719, 32799), (2483, 22707), (2523, 22347), (3393, 16617), (5157, 10933), (5539, 10179), (7449, 7569)]