487017908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{139787}}^1$

素因数の和:139871

約数の個数: 24

約数和(自身を含む): 931547232

約数和(自身を除く): 444529324

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 139787, 279574, 559148, 1817231, 3634462, 7268924, 9365729, 18731458, 37462916, 121754477, 243508954, 487017908]

約数ペア:

[(1, 487017908), (2, 243508954), (4, 121754477), (13, 37462916), (26, 18731458), (52, 9365729), (67, 7268924), (134, 3634462), (268, 1817231), (871, 559148), (1742, 279574), (3484, 139787)]