199413865

素因数分解:

$5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1\times {\mathrm{313}}^1$

素因数の和:601

約数の個数: 32

約数和(自身を含む): 278530560

約数和(自身を除く): 79116695

約数列:

[1, 5, 7, 35, 109, 167, 313, 545, 763, 835, 1169, 1565, 2191, 3815, 5845, 10955, 18203, 34117, 52271, 91015, 127421, 170585, 238819, 261355, 365897, 637105, 1194095, 1829485, 5697539, 28487695, 39882773, 199413865]

約数ペア:

[(1, 199413865), (5, 39882773), (7, 28487695), (35, 5697539), (109, 1829485), (167, 1194095), (313, 637105), (545, 365897), (763, 261355), (835, 238819), (1169, 170585), (1565, 127421), (2191, 91015), (3815, 52271), (5845, 34117), (10955, 18203)]