216416312

素因数分解:

$2^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{39841}}^1$

素因数の和:39951

約数の個数: 32

約数和(自身を含む): 468541920

約数和(自身を除く): 252125608

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 97, 194, 388, 679, 776, 1358, 2716, 5432, 39841, 79682, 159364, 278887, 318728, 557774, 1115548, 2231096, 3864577, 7729154, 15458308, 27052039, 30916616, 54104078, 108208156, 216416312]

約数ペア:

[(1, 216416312), (2, 108208156), (4, 54104078), (7, 30916616), (8, 27052039), (14, 15458308), (28, 7729154), (56, 3864577), (97, 2231096), (194, 1115548), (388, 557774), (679, 318728), (776, 278887), (1358, 159364), (2716, 79682), (5432, 39841)]