72091245

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{1609}}^1$

素因数の和:1749

約数の個数: 32

約数和(自身を含む): 120556800

約数和(自身を除く): 48465555

約数列:

[1, 3, 5, 15, 29, 87, 103, 145, 309, 435, 515, 1545, 1609, 2987, 4827, 8045, 8961, 14935, 24135, 44805, 46661, 139983, 165727, 233305, 497181, 699915, 828635, 2485905, 4806083, 14418249, 24030415, 72091245]

約数ペア:

[(1, 72091245), (3, 24030415), (5, 14418249), (15, 4806083), (29, 2485905), (87, 828635), (103, 699915), (145, 497181), (309, 233305), (435, 165727), (515, 139983), (1545, 46661), (1609, 44805), (2987, 24135), (4827, 14935), (8045, 8961)]