420810945

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{16339}}^1$

素因数の和:16465

約数の個数: 32

約数和(自身を含む): 720005760

約数和(自身を除く): 299194815

約数列:

[1, 3, 5, 15, 17, 51, 85, 101, 255, 303, 505, 1515, 1717, 5151, 8585, 16339, 25755, 49017, 81695, 245085, 277763, 833289, 1388815, 1650239, 4166445, 4950717, 8251195, 24753585, 28054063, 84162189, 140270315, 420810945]

約数ペア:

[(1, 420810945), (3, 140270315), (5, 84162189), (15, 28054063), (17, 24753585), (51, 8251195), (85, 4950717), (101, 4166445), (255, 1650239), (303, 1388815), (505, 833289), (1515, 277763), (1717, 245085), (5151, 81695), (8585, 49017), (16339, 25755)]