72870488

素因数分解:

$2^3\times {\mathrm{439}}^1\times {\mathrm{20749}}^1$

素因数の和:21194

約数の個数: 16

約数和(自身を含む): 136950000

約数和(自身を除く): 64079512

約数列:

[1, 2, 4, 8, 439, 878, 1756, 3512, 20749, 41498, 82996, 165992, 9108811, 18217622, 36435244, 72870488]

約数ペア:

[(1, 72870488), (2, 36435244), (4, 18217622), (8, 9108811), (439, 165992), (878, 82996), (1756, 41498), (3512, 20749)]