28621272

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{22501}}^1$

素因数の和:22563

約数の個数: 32

約数和(自身を含む): 72906480

約数和(自身を除く): 44285208

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 159, 212, 318, 424, 636, 1272, 22501, 45002, 67503, 90004, 135006, 180008, 270012, 540024, 1192553, 2385106, 3577659, 4770212, 7155318, 9540424, 14310636, 28621272]

約数ペア:

[(1, 28621272), (2, 14310636), (3, 9540424), (4, 7155318), (6, 4770212), (8, 3577659), (12, 2385106), (24, 1192553), (53, 540024), (106, 270012), (159, 180008), (212, 135006), (318, 90004), (424, 67503), (636, 45002), (1272, 22501)]