156747339

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{11681}}^1$

素因数の和:11768

約数の個数: 32

約数和(自身を含む): 269153280

約数和(自身を除く): 112405941

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 189, 213, 497, 639, 1491, 1917, 4473, 11681, 13419, 35043, 81767, 105129, 245301, 315387, 735903, 829351, 2207709, 2488053, 5805457, 7464159, 17416371, 22392477, 52249113, 156747339]

約数ペア:

[(1, 156747339), (3, 52249113), (7, 22392477), (9, 17416371), (21, 7464159), (27, 5805457), (63, 2488053), (71, 2207709), (189, 829351), (213, 735903), (497, 315387), (639, 245301), (1491, 105129), (1917, 81767), (4473, 35043), (11681, 13419)]