28203945

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{24419}}^1$

素因数の和:24445

約数の個数: 32

約数和(自身を含む): 56263680

約数和(自身を除く): 28059735

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 24419, 73257, 122095, 170933, 268609, 366285, 512799, 805827, 854665, 1343045, 1880263, 2563995, 4029135, 5640789, 9401315, 28203945]

約数ペア:

[(1, 28203945), (3, 9401315), (5, 5640789), (7, 4029135), (11, 2563995), (15, 1880263), (21, 1343045), (33, 854665), (35, 805827), (55, 512799), (77, 366285), (105, 268609), (165, 170933), (231, 122095), (385, 73257), (1155, 24419)]