20130565

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{293}}^1$

素因数の和:469

約数の個数: 32

約数和(自身を含む): 30030336

約数和(自身を除く): 9899771

約数列:

[1, 5, 7, 13, 35, 65, 91, 151, 293, 455, 755, 1057, 1465, 1963, 2051, 3809, 5285, 9815, 10255, 13741, 19045, 26663, 44243, 68705, 133315, 221215, 309701, 575159, 1548505, 2875795, 4026113, 20130565]

約数ペア:

[(1, 20130565), (5, 4026113), (7, 2875795), (13, 1548505), (35, 575159), (65, 309701), (91, 221215), (151, 133315), (293, 68705), (455, 44243), (755, 26663), (1057, 19045), (1465, 13741), (1963, 10255), (2051, 9815), (3809, 5285)]