1211117215

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{797}}^1\times {\mathrm{3947}}^1$

素因数の和:4767

約数の個数: 32

約数和(自身を含む): 1814690304

約数和(自身を除く): 603573089

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 797, 3947, 3985, 5579, 8767, 19735, 27629, 27895, 43417, 43835, 61369, 138145, 217085, 303919, 306845, 1519595, 3145759, 15728795, 22020313, 34603349, 110101565, 173016745, 242223443, 1211117215]

約数ペア:

[(1, 1211117215), (5, 242223443), (7, 173016745), (11, 110101565), (35, 34603349), (55, 22020313), (77, 15728795), (385, 3145759), (797, 1519595), (3947, 306845), (3985, 303919), (5579, 217085), (8767, 138145), (19735, 61369), (27629, 43835), (27895, 43417)]