28831397

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{1367}}^1$

素因数の和:1528

約数の個数: 16

約数和(自身を含む): 34670592

約数和(自身を除く): 5839195

約数列:

[1, 7, 23, 131, 161, 917, 1367, 3013, 9569, 21091, 31441, 179077, 220087, 1253539, 4118771, 28831397]

約数ペア:

[(1, 28831397), (7, 4118771), (23, 1253539), (131, 220087), (161, 179077), (917, 31441), (1367, 21091), (3013, 9569)]