163902739

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2243}}^1$

素因数の和:2347

約数の個数: 32

約数和(自身を含む): 223179264

約数和(自身を除く): 59276525

約数列:

[1, 7, 11, 13, 73, 77, 91, 143, 511, 803, 949, 1001, 2243, 5621, 6643, 10439, 15701, 24673, 29159, 73073, 163739, 172711, 204113, 320749, 1146173, 1801129, 2128607, 2245243, 12607903, 14900249, 23414677, 163902739]

約数ペア:

[(1, 163902739), (7, 23414677), (11, 14900249), (13, 12607903), (73, 2245243), (77, 2128607), (91, 1801129), (143, 1146173), (511, 320749), (803, 204113), (949, 172711), (1001, 163739), (2243, 73073), (5621, 29159), (6643, 24673), (10439, 15701)]