28311255

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{29959}}^1$

素因数の和:29980

約数の個数: 32

約数和(自身を含む): 57523200

約数和(自身を除く): 29211945

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 29959, 89877, 149795, 209713, 269631, 449385, 629139, 808893, 1048565, 1348155, 1887417, 3145695, 4044465, 5662251, 9437085, 28311255]

約数ペア:

[(1, 28311255), (3, 9437085), (5, 5662251), (7, 4044465), (9, 3145695), (15, 1887417), (21, 1348155), (27, 1048565), (35, 808893), (45, 629139), (63, 449385), (105, 269631), (135, 209713), (189, 149795), (315, 89877), (945, 29959)]