207980715

素因数分解:

$3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{1283}}^1$

素因数の和:1499

約数の個数: 32

約数和(自身を含む): 339469056

約数和(自身を除く): 131488341

約数列:

[1, 3, 5, 15, 101, 107, 303, 321, 505, 535, 1283, 1515, 1605, 3849, 6415, 10807, 19245, 32421, 54035, 129583, 137281, 162105, 388749, 411843, 647915, 686405, 1943745, 2059215, 13865381, 41596143, 69326905, 207980715]

約数ペア:

[(1, 207980715), (3, 69326905), (5, 41596143), (15, 13865381), (101, 2059215), (107, 1943745), (303, 686405), (321, 647915), (505, 411843), (535, 388749), (1283, 162105), (1515, 137281), (1605, 129583), (3849, 54035), (6415, 32421), (10807, 19245)]