388284312

素因数分解:

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

素因数の和:1244523

約数の個数: 32

約数和(自身を含む): 1045381680

約数和(自身を除く): 657097368

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 1244501, 2489002, 3733503, 4978004, 7467006, 9956008, 14934012, 16178513, 29868024, 32357026, 48535539, 64714052, 97071078, 129428104, 194142156, 388284312]

約数ペア:

[(1, 388284312), (2, 194142156), (3, 129428104), (4, 97071078), (6, 64714052), (8, 48535539), (12, 32357026), (13, 29868024), (24, 16178513), (26, 14934012), (39, 9956008), (52, 7467006), (78, 4978004), (104, 3733503), (156, 2489002), (312, 1244501)]