28815183

素因数分解:

$3^6\times {\mathrm{29}}^2\times {\mathrm{47}}^1$

素因数の和:123

約数の個数: 42

約数和(自身を含む): 45696144

約数和(自身を除く): 16880961

約数列:

[1, 3, 9, 27, 29, 47, 81, 87, 141, 243, 261, 423, 729, 783, 841, 1269, 1363, 2349, 2523, 3807, 4089, 7047, 7569, 11421, 12267, 21141, 22707, 34263, 36801, 39527, 68121, 110403, 118581, 204363, 331209, 355743, 613089, 993627, 1067229, 3201687, 9605061, 28815183]

約数ペア:

[(1, 28815183), (3, 9605061), (9, 3201687), (27, 1067229), (29, 993627), (47, 613089), (81, 355743), (87, 331209), (141, 204363), (243, 118581), (261, 110403), (423, 68121), (729, 39527), (783, 36801), (841, 34263), (1269, 22707), (1363, 21141), (2349, 12267), (2523, 11421), (3807, 7569), (4089, 7047)]