221154315

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1\times {\mathrm{2383}}^1$

素因数の和:2683

約数の個数: 32

約数和(自身を含む): 370759680

約数和(自身を除く): 149605365

約数列:

[1, 3, 5, 15, 23, 69, 115, 269, 345, 807, 1345, 2383, 4035, 6187, 7149, 11915, 18561, 30935, 35745, 54809, 92805, 164427, 274045, 641027, 822135, 1923081, 3205135, 9615405, 14743621, 44230863, 73718105, 221154315]

約数ペア:

[(1, 221154315), (3, 73718105), (5, 44230863), (15, 14743621), (23, 9615405), (69, 3205135), (115, 1923081), (269, 822135), (345, 641027), (807, 274045), (1345, 164427), (2383, 92805), (4035, 54809), (6187, 35745), (7149, 30935), (11915, 18561)]