123163984

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{599}}^1$

素因数の和:859

約数の個数: 40

約数和(自身を含む): 243734400

約数和(自身を除く): 120570416

約数列:

[1, 2, 4, 8, 16, 71, 142, 181, 284, 362, 568, 599, 724, 1136, 1198, 1448, 2396, 2896, 4792, 9584, 12851, 25702, 42529, 51404, 85058, 102808, 108419, 170116, 205616, 216838, 340232, 433676, 680464, 867352, 1734704, 7697749, 15395498, 30790996, 61581992, 123163984]

約数ペア:

[(1, 123163984), (2, 61581992), (4, 30790996), (8, 15395498), (16, 7697749), (71, 1734704), (142, 867352), (181, 680464), (284, 433676), (362, 340232), (568, 216838), (599, 205616), (724, 170116), (1136, 108419), (1198, 102808), (1448, 85058), (2396, 51404), (2896, 42529), (4792, 25702), (9584, 12851)]