140928865

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{941}}^1$

素因数の和:1353

約数の個数: 32

約数和(自身を含む): 211610880

約数和(自身を除く): 70682015

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 389, 941, 1945, 2723, 4279, 4705, 6587, 10351, 13615, 21395, 29953, 32935, 51755, 72457, 149765, 362285, 366049, 1830245, 2562343, 4026539, 12811715, 20132695, 28185773, 140928865]

約数ペア:

[(1, 140928865), (5, 28185773), (7, 20132695), (11, 12811715), (35, 4026539), (55, 2562343), (77, 1830245), (385, 366049), (389, 362285), (941, 149765), (1945, 72457), (2723, 51755), (4279, 32935), (4705, 29953), (6587, 21395), (10351, 13615)]