28620165

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1693}}^1$

素因数の和:1738

約数の個数: 48

約数和(自身を含む): 55617408

約数和(自身を除く): 26997243

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 49, 69, 105, 115, 147, 161, 245, 345, 483, 735, 805, 1127, 1693, 2415, 3381, 5079, 5635, 8465, 11851, 16905, 25395, 35553, 38939, 59255, 82957, 116817, 177765, 194695, 248871, 272573, 414785, 584085, 817719, 1244355, 1362865, 1908011, 4088595, 5724033, 9540055, 28620165]

約数ペア:

[(1, 28620165), (3, 9540055), (5, 5724033), (7, 4088595), (15, 1908011), (21, 1362865), (23, 1244355), (35, 817719), (49, 584085), (69, 414785), (105, 272573), (115, 248871), (147, 194695), (161, 177765), (245, 116817), (345, 82957), (483, 59255), (735, 38939), (805, 35553), (1127, 25395), (1693, 16905), (2415, 11851), (3381, 8465), (5079, 5635)]