321988155

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{49121}}^1$

素因数の和:49171

約数の個数: 32

約数和(自身を含む): 565885440

約数和(自身を除く): 243897285

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 115, 285, 345, 437, 1311, 2185, 6555, 49121, 147363, 245605, 736815, 933299, 1129783, 2799897, 3389349, 4666495, 5648915, 13999485, 16946745, 21465877, 64397631, 107329385, 321988155]

約数ペア:

[(1, 321988155), (3, 107329385), (5, 64397631), (15, 21465877), (19, 16946745), (23, 13999485), (57, 5648915), (69, 4666495), (95, 3389349), (115, 2799897), (285, 1129783), (345, 933299), (437, 736815), (1311, 245605), (2185, 147363), (6555, 49121)]