53208189

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{821}}^1$

素因数の和:1225

約数の個数: 24

約数和(自身を含む): 81213600

約数和(自身を除く): 28005411

約数列:

[1, 3, 9, 19, 57, 171, 379, 821, 1137, 2463, 3411, 7201, 7389, 15599, 21603, 46797, 64809, 140391, 311159, 933477, 2800431, 5912021, 17736063, 53208189]

約数ペア:

[(1, 53208189), (3, 17736063), (9, 5912021), (19, 2800431), (57, 933477), (171, 311159), (379, 140391), (821, 64809), (1137, 46797), (2463, 21603), (3411, 15599), (7201, 7389)]