247123344

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{396031}}^1$

素因数の和:396055

約数の個数: 40

約数和(自身を含む): 687511552

約数和(自身を除く): 440388208

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 396031, 792062, 1188093, 1584124, 2376186, 3168248, 4752372, 5148403, 6336496, 9504744, 10296806, 15445209, 19009488, 20593612, 30890418, 41187224, 61780836, 82374448, 123561672, 247123344]

約数ペア:

[(1, 247123344), (2, 123561672), (3, 82374448), (4, 61780836), (6, 41187224), (8, 30890418), (12, 20593612), (13, 19009488), (16, 15445209), (24, 10296806), (26, 9504744), (39, 6336496), (48, 5148403), (52, 4752372), (78, 3168248), (104, 2376186), (156, 1584124), (208, 1188093), (312, 792062), (624, 396031)]