28871013

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{16339}}^1$

素因数の和:16392

約数の個数: 16

約数和(自身を含む): 41830400

約数和(自身を除く): 12959387

約数列:

[1, 3, 19, 31, 57, 93, 589, 1767, 16339, 49017, 310441, 506509, 931323, 1519527, 9623671, 28871013]

約数ペア:

[(1, 28871013), (3, 9623671), (19, 1519527), (31, 931323), (57, 506509), (93, 310441), (589, 49017), (1767, 16339)]