71216895

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{3089}}^1$

素因数の和:3179

約数の個数: 32

約数和(自身を含む): 120139200

約数和(自身を除く): 48922305

約数列:

[1, 3, 5, 15, 29, 53, 87, 145, 159, 265, 435, 795, 1537, 3089, 4611, 7685, 9267, 15445, 23055, 46335, 89581, 163717, 268743, 447905, 491151, 818585, 1343715, 2455755, 4747793, 14243379, 23738965, 71216895]

約数ペア:

[(1, 71216895), (3, 23738965), (5, 14243379), (15, 4747793), (29, 2455755), (53, 1343715), (87, 818585), (145, 491151), (159, 447905), (265, 268743), (435, 163717), (795, 89581), (1537, 46335), (3089, 23055), (4611, 15445), (7685, 9267)]