28562205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{11827}}^1$

素因数の和:11865

約数の個数: 32

約数和(自身を含む): 54503424

約数和(自身を除く): 25941219

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 483, 805, 2415, 11827, 35481, 59135, 82789, 177405, 248367, 272021, 413945, 816063, 1241835, 1360105, 1904147, 4080315, 5712441, 9520735, 28562205]

約数ペア:

[(1, 28562205), (3, 9520735), (5, 5712441), (7, 4080315), (15, 1904147), (21, 1360105), (23, 1241835), (35, 816063), (69, 413945), (105, 272021), (115, 248367), (161, 177405), (345, 82789), (483, 59135), (805, 35481), (2415, 11827)]