28546679

素因数分解:

$7^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:494

約数の個数: 16

約数和(自身を含む): 33251328

約数和(自身を除く): 4704649

約数列:

[1, 7, 127, 163, 197, 889, 1141, 1379, 20701, 25019, 32111, 144907, 175133, 224777, 4078097, 28546679]

約数ペア:

[(1, 28546679), (7, 4078097), (127, 224777), (163, 175133), (197, 144907), (889, 32111), (1141, 25019), (1379, 20701)]