81973388

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{172213}}^1$

素因数の和:172241

約数の個数: 24

約数和(自身を含む): 173591712

約数和(自身を除く): 91618324

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 172213, 344426, 688852, 1205491, 2410982, 2927621, 4821964, 5855242, 11710484, 20493347, 40986694, 81973388]

約数ペア:

[(1, 81973388), (2, 40986694), (4, 20493347), (7, 11710484), (14, 5855242), (17, 4821964), (28, 2927621), (34, 2410982), (68, 1205491), (119, 688852), (238, 344426), (476, 172213)]