1277893490

素因数分解:

$2^1\times 5^1\times {\mathrm{2707}}^1\times {\mathrm{47207}}^1$

素因数の和:49921

約数の個数: 16

約数和(自身を含む): 2301106752

約数和(自身を除く): 1023213262

約数列:

[1, 2, 5, 10, 2707, 5414, 13535, 27070, 47207, 94414, 236035, 472070, 127789349, 255578698, 638946745, 1277893490]

約数ペア:

[(1, 1277893490), (2, 638946745), (5, 255578698), (10, 127789349), (2707, 472070), (5414, 236035), (13535, 94414), (27070, 47207)]