259969269

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{1543}}^1$

素因数の和:1737

約数の個数: 32

約数和(自身を含む): 405540864

約数和(自身を除く): 145571595

約数列:

[1, 3, 7, 21, 71, 113, 213, 339, 497, 791, 1491, 1543, 2373, 4629, 8023, 10801, 24069, 32403, 56161, 109553, 168483, 174359, 328659, 523077, 766871, 1220513, 2300613, 3661539, 12379489, 37138467, 86656423, 259969269]

約数ペア:

[(1, 259969269), (3, 86656423), (7, 37138467), (21, 12379489), (71, 3661539), (113, 2300613), (213, 1220513), (339, 766871), (497, 523077), (791, 328659), (1491, 174359), (1543, 168483), (2373, 109553), (4629, 56161), (8023, 32403), (10801, 24069)]