28971333

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{241}}^1$

素因数の和:322

約数の個数: 36

約数和(自身を含む): 45547788

約数和(自身を除く): 16576455

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 241, 333, 361, 703, 723, 1083, 2109, 2169, 3249, 4579, 6327, 8917, 13357, 13737, 26751, 40071, 41211, 80253, 87001, 120213, 169423, 261003, 508269, 783009, 1524807, 3219037, 9657111, 28971333]

約数ペア:

[(1, 28971333), (3, 9657111), (9, 3219037), (19, 1524807), (37, 783009), (57, 508269), (111, 261003), (171, 169423), (241, 120213), (333, 87001), (361, 80253), (703, 41211), (723, 40071), (1083, 26751), (2109, 13737), (2169, 13357), (3249, 8917), (4579, 6327)]