28198890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{313321}}^1$

素因数の和:313334

約数の個数: 24

約数和(自身を含む): 73317348

約数和(自身を除く): 45118458

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 313321, 626642, 939963, 1566605, 1879926, 2819889, 3133210, 4699815, 5639778, 9399630, 14099445, 28198890]

約数ペア:

[(1, 28198890), (2, 14099445), (3, 9399630), (5, 5639778), (6, 4699815), (9, 3133210), (10, 2819889), (15, 1879926), (18, 1566605), (30, 939963), (45, 626642), (90, 313321)]