289984

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:232

約数の個数: 28

約数和(自身を含む): 603504

約数和(自身を除く): 313520

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 184, 197, 368, 394, 736, 788, 1472, 1576, 3152, 4531, 6304, 9062, 12608, 18124, 36248, 72496, 144992, 289984]

約数ペア:

[(1, 289984), (2, 144992), (4, 72496), (8, 36248), (16, 18124), (23, 12608), (32, 9062), (46, 6304), (64, 4531), (92, 3152), (184, 1576), (197, 1472), (368, 788), (394, 736)]