28293265

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5653}}^1$

素因数の和:5689

約数の個数: 32

約数和(自身を含む): 45593856

約数和(自身を除く): 17300591

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 715, 1001, 5005, 5653, 28265, 39571, 62183, 73489, 197855, 310915, 367445, 435281, 514423, 808379, 2176405, 2572115, 4041895, 5658653, 28293265]

約数ペア:

[(1, 28293265), (5, 5658653), (7, 4041895), (11, 2572115), (13, 2176405), (35, 808379), (55, 514423), (65, 435281), (77, 367445), (91, 310915), (143, 197855), (385, 73489), (455, 62183), (715, 39571), (1001, 28265), (5005, 5653)]