243163256

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{140071}}^1$

素因数の和:140115

約数の個数: 32

約数和(自身を含む): 537876480

約数和(自身を除く): 294713224

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 140071, 280142, 560284, 980497, 1120568, 1960994, 3921988, 4342201, 7843976, 8684402, 17368804, 30395407, 34737608, 60790814, 121581628, 243163256]

約数ペア:

[(1, 243163256), (2, 121581628), (4, 60790814), (7, 34737608), (8, 30395407), (14, 17368804), (28, 8684402), (31, 7843976), (56, 4342201), (62, 3921988), (124, 1960994), (217, 1120568), (248, 980497), (434, 560284), (868, 280142), (1736, 140071)]