13285490

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1229}}^1$

素因数の和:1306

約数の個数: 32

約数和(自身を含む): 25505280

約数和(自身を除く): 12219790

約数列:

[1, 2, 5, 10, 23, 46, 47, 94, 115, 230, 235, 470, 1081, 1229, 2162, 2458, 5405, 6145, 10810, 12290, 28267, 56534, 57763, 115526, 141335, 282670, 288815, 577630, 1328549, 2657098, 6642745, 13285490]

約数ペア:

[(1, 13285490), (2, 6642745), (5, 2657098), (10, 1328549), (23, 577630), (46, 288815), (47, 282670), (94, 141335), (115, 115526), (230, 57763), (235, 56534), (470, 28267), (1081, 12290), (1229, 10810), (2162, 6145), (2458, 5405)]