38668185

素因数分解:

$3^4\times 5^1\times {\mathrm{307}}^1\times {\mathrm{311}}^1$

素因数の和:635

約数の個数: 40

約数和(自身を含む): 69765696

約数和(自身を除く): 31097511

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 307, 311, 405, 921, 933, 1535, 1555, 2763, 2799, 4605, 4665, 8289, 8397, 13815, 13995, 24867, 25191, 41445, 41985, 95477, 124335, 125955, 286431, 477385, 859293, 1432155, 2577879, 4296465, 7733637, 12889395, 38668185]

約数ペア:

[(1, 38668185), (3, 12889395), (5, 7733637), (9, 4296465), (15, 2577879), (27, 1432155), (45, 859293), (81, 477385), (135, 286431), (307, 125955), (311, 124335), (405, 95477), (921, 41985), (933, 41445), (1535, 25191), (1555, 24867), (2763, 13995), (2799, 13815), (4605, 8397), (4665, 8289)]