156944571

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{1109}}^1$

素因数の和:1435

約数の個数: 32

約数和(自身を含む): 250629120

約数和(自身を除く): 93684549

約数列:

[1, 3, 7, 21, 23, 69, 161, 293, 483, 879, 1109, 2051, 3327, 6153, 6739, 7763, 20217, 23289, 25507, 47173, 76521, 141519, 178549, 324937, 535647, 974811, 2274559, 6823677, 7473551, 22420653, 52314857, 156944571]

約数ペア:

[(1, 156944571), (3, 52314857), (7, 22420653), (21, 7473551), (23, 6823677), (69, 2274559), (161, 974811), (293, 535647), (483, 324937), (879, 178549), (1109, 141519), (2051, 76521), (3327, 47173), (6153, 25507), (6739, 23289), (7763, 20217)]