28642761

素因数分解:

$3^3\times 7^1\times {\mathrm{151549}}^1$

素因数の和:151565

約数の個数: 16

約数和(自身を含む): 48496000

約数和(自身を除く): 19853239

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 151549, 454647, 1060843, 1363941, 3182529, 4091823, 9547587, 28642761]

約数ペア:

[(1, 28642761), (3, 9547587), (7, 4091823), (9, 3182529), (21, 1363941), (27, 1060843), (63, 454647), (189, 151549)]