421268

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1$

素因数の和:287

約数の個数: 24

約数和(自身を含む): 813120

約数和(自身を除く): 391852

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 241, 437, 482, 874, 964, 1748, 4579, 5543, 9158, 11086, 18316, 22172, 105317, 210634, 421268]

約数ペア:

[(1, 421268), (2, 210634), (4, 105317), (19, 22172), (23, 18316), (38, 11086), (46, 9158), (76, 5543), (92, 4579), (241, 1748), (437, 964), (482, 874)]