291213234

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1244501}}^1$

素因数の和:1244522

約数の個数: 24

約数和(自身を含む): 679498092

約数和(自身を除く): 388284858

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 1244501, 2489002, 3733503, 7467006, 11200509, 16178513, 22401018, 32357026, 48535539, 97071078, 145606617, 291213234]

約数ペア:

[(1, 291213234), (2, 145606617), (3, 97071078), (6, 48535539), (9, 32357026), (13, 22401018), (18, 16178513), (26, 11200509), (39, 7467006), (78, 3733503), (117, 2489002), (234, 1244501)]